List of Figures |
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xv | |
Preface |
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xix | |
Notation |
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xxi | |
Chapter 1 Building Blocks and Stochastic Differential Equation Models |
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1 | (18) |
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1.1 Brownian Motion And Poisson Processes |
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1 | (7) |
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1.1.1 Gaussian Random Variables |
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2 | (1) |
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2 | (2) |
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1.1.3 Poisson Random Variables |
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4 | (1) |
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5 | (1) |
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1.1.5 Increments of Brownian Motion and Poisson Processes |
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6 | (2) |
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1.1.5.1 Brownian Motion Increment |
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6 | (1) |
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1.1.5.2 Poisson Process Increment |
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7 | (1) |
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1.2 Stochastic Differential Equations |
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8 | (6) |
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8 | (2) |
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1.2.1.1 The Problem with Jumps |
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8 | (1) |
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1.2.1.2 Altering the Differential for Jumps |
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9 | (1) |
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1.2.2 Compound Poisson Process |
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10 | (1) |
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1.2.3 Ito Stochastic Differential Equations |
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11 | (1) |
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1.2.3.1 Instantaneous Statistics |
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11 | (1) |
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1.2.4 Poisson Driven Differential Equations |
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12 | (2) |
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14 | (5) |
Chapter 2 Ito's Lemma |
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19 | (14) |
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2.1 Chain Rule Of Ordinary Calculus |
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19 | (2) |
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2.1.1 Multivariable Taylor Series Expansions |
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20 | (1) |
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2.2 Ito's Lemma For Brownian Motion |
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21 | (3) |
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2.2.1 Replacing dz2 by dt |
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22 | (2) |
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2.2.1.1 Computing the Mean |
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22 | (1) |
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2.2.1.2 Computing the Variance |
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23 | (1) |
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2.2.2 Discussion of Ito's Lemma |
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24 | (1) |
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2.3 Ito's Lemma For Poisson Processes |
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24 | (2) |
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2.3.1 Interpretation of Ito's Lemma for Poisson |
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26 | (1) |
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2.4 More Versions Of Ito's Lemma |
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26 | (2) |
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2.4.1 Ito's Lemma for Compound Poisson Processes |
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26 | (1) |
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2.4.2 Ito's Lemma for Brownian and Compound Poisson |
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26 | (1) |
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2.4.3 Ito's Lemma for Vector Processes |
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27 | (1) |
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2.5 Ito's Lemma, The Product Rule, And A Rectangle |
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28 | (2) |
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30 | (3) |
Chapter 3 Stochastic Differential Equations |
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33 | (12) |
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3.1 Geometric Brownian Motion |
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33 | (2) |
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3.1.1 Stock Price Interpretation |
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34 | (1) |
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3.2 Geometric Poisson Motion |
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35 | (1) |
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3.2.1 Conditional Lognormal Version |
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35 | (1) |
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36 | (1) |
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3.3.1 Jump Diffusion as a Stock Price Model |
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37 | (1) |
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3.4 A More General Stochastic Differential Equation |
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37 | (2) |
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3.4.1 OrnsteinUhlenbeck Process and Mean Reversion |
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38 | (1) |
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3.5 Cox-Ingersoll-Ross Process |
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39 | (3) |
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42 | (3) |
Chapter 4 The Factor Model Approach to Arbitrage Pricing |
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45 | (18) |
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4.1 Returns And Factor Models |
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45 | (2) |
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4.1.1 Returns from Price Changes |
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45 | (1) |
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4.1.2 Stochastic Differential Equations and Factor Models |
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46 | (1) |
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4.2 Factor Approach To Arbitrage Using Returns |
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47 | (6) |
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49 | (1) |
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4.2.2 Null and Range Space Relationship |
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50 | (1) |
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4.2.3 A Useful Absence of Arbitrage Condition |
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51 | (1) |
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52 | (1) |
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4.2.4.1 Market Price of Risk |
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52 | (1) |
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4.2.4.2 Market Price of Time |
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52 | (1) |
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4.2.5 A Problem with Returns |
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53 | (1) |
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4.3 Factor Approach Using Prices And Value Changes |
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53 | (3) |
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4.3.1 Prices, Value Changes, and Arbitrage |
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53 | (2) |
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4.3.2 Profit/Loss and Arbitrage |
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55 | (1) |
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4.4 Two Standard Examples |
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56 | (3) |
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4.4.1 A Stock under Geometric Brownian Motion |
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56 | (1) |
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4.4.1.1 Using the Return APT |
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56 | (1) |
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4.4.1.2 Using the Price APT |
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57 | (1) |
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57 | (2) |
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59 | (4) |
Chapter 5 Constructing a Factor Model Pricing Framework |
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63 | (20) |
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5.1 Classification Of Quantities |
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63 | (2) |
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64 | (1) |
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5.1.2 Underlying Variables |
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64 | (1) |
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64 | (1) |
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5.1.4 Importance of Tradables |
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64 | (1) |
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65 | (2) |
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5.2.1 Examples of Derivatives |
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66 | (1) |
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5.3 Factor Models For Underlying Variables And Tradables |
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67 | (2) |
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5.3.1 Direct Factor Models |
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67 | (1) |
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5.3.2 Factor Models via Ito's Lemma |
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68 | (1) |
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69 | (1) |
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5.4.1 Structure of a Tradable Table |
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69 | (1) |
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5.5 Applying The Price Apt |
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70 | (4) |
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5.5.1 Relative Pricing and Marketed Tradables |
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71 | (1) |
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5.5.2 Pricing the Derivative |
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72 | (2) |
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5.6 Underdetermined And Overdetermined Systems |
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74 | (2) |
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5.6.1 Underdetermined and Incompleteness |
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74 | (1) |
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5.6.2 Overdetermined and Calibration |
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75 | (1) |
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76 | (1) |
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5.8 Solving The Price Apt Equation For A Specific Derivative |
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76 | (2) |
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78 | (5) |
Chapter 6 Equity Derivatives |
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83 | (36) |
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83 | (7) |
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6.1.1 Solution for European Call and Put Options |
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86 | (3) |
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89 | (1) |
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90 | (4) |
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6.2.1 European Calls and Puts under Continuous Dividends |
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92 | (2) |
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6.2.2 What Pays a Continuous Dividend? |
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94 | (1) |
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94 | (3) |
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6.3.1 European Calls and Puts under Cash Dividends |
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96 | (1) |
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97 | (2) |
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6.4.1 Closed Form Solution for European Call Option |
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99 | (1) |
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99 | (3) |
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6.5.1 Solution for European Call and Put Options |
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101 | (1) |
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102 | (6) |
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105 | (1) |
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105 | (3) |
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6.7 Exchange One Asset For Another |
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108 | (6) |
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6.7.1 Closed Form Solution |
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109 | (1) |
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6.7.2 Using a Different Currency (Change of Numeraire) |
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110 | (2) |
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6.7.3 Recovering the Closed Form Solution |
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112 | (2) |
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6.8 Stochastic Volatility |
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114 | (1) |
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115 | (4) |
Chapter 7 Interest Rate and Credit Derivatives |
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119 | (58) |
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7.1 Interest Rate Modeling And Derivatives |
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119 | (1) |
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7.2 Modeling The Term Structure Of Interest Rates |
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120 | (7) |
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120 | (1) |
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121 | (1) |
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122 | (1) |
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123 | (3) |
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7.2.5 Instantaneous Rates |
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126 | (1) |
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7.2.6 Two Choices for Underlying Variables |
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126 | (1) |
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7.3 Models Based On The Short Rate |
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127 | (9) |
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7.3.1 The Short Rate of Interest and a Money Market Account |
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127 | (1) |
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7.3.2 Single Factor Short Rate Models |
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128 | (6) |
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130 | (3) |
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7.3.2.2 Cox-Ingersoll-Ross Model |
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133 | (1) |
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7.3.2.3 Additional Single Factor Short Rate Models |
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134 | (1) |
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7.3.3 Multifactor Short Rate Models |
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134 | (2) |
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7.4 Models Based On Forward Rates |
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136 | (8) |
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7.4.1 An Important Detour on Forwards |
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136 | (8) |
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7.4.1.1 Market Price of Risk for Forwards |
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137 | (3) |
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7.4.1.2 Pricing Options on Forwards |
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140 | (1) |
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7.4.1.3 Simplified Pricing in Units of the Bond |
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141 | (3) |
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144 | (16) |
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7.5.1 Discount Factors are Forward Prices |
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144 | (1) |
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7.5.2 LMM with Discount Factors as Underlying Variables |
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145 | (6) |
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7.5.2.1 Calibration of the Market Prices of Risk |
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147 | (1) |
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7.5.2.2 Using the Forward Analogy |
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147 | (1) |
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7.5.2.3 Formal Three Step Approach |
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148 | (3) |
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7.5.3 Forward Rates as Underlying Variables |
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151 | (4) |
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7.5.4 Pricing a Caplet in the Right Units |
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155 | (7) |
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7.5.4.1 LMM Caplet Formula |
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158 | (1) |
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7.5.4.2 From Caplets to Floorlets and Beyond |
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159 | (1) |
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7.6 Heath-Jarrow-Morton Model |
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160 | (2) |
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162 | (15) |
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162 | (4) |
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7.7.1.1 Different Types of Recovery |
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164 | (2) |
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7.7.2 Defaultable Bonds with Random Intensity of Default |
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166 | (2) |
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168 | (1) |
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7.9 Appendix: Heath-Jarrow-Morton Derivation |
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168 | (9) |
Chapter 8 Hedging |
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177 | (24) |
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8.1 Hedging From A Factor Perspective |
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177 | (12) |
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8.1.1 Description Using a Tradable Table |
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178 | (1) |
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8.1.2 Relationship between Hedging and Arbitrage |
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179 | (2) |
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8.1.2.1 Creating a No-Cost Hedge |
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179 | (1) |
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8.1.2.2 Simple Explanation |
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180 | (1) |
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181 | (5) |
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8.1.3.1 Hedging in Black-Scholes |
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181 | (1) |
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8.1.3.2 Pricing from the Black-Scholes Hedge |
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181 | (1) |
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182 | (3) |
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8.1.3.4 Pricing from the Bond Hedge |
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185 | (1) |
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8.1.4 Hedging under Incompleteness |
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186 | (2) |
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8.1.5 A Question of Consistency |
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188 | (1) |
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8.2 Hedging From An Underlying Variable Perspective |
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189 | (3) |
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8.2.1 Black-Scholes Hedging |
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189 | (1) |
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190 | (1) |
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8.2.3 Derivatives Imply Small Changes |
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190 | (2) |
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8.3 Higher order Approximations |
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192 | (6) |
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192 | (2) |
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194 | (2) |
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8.3.3 Determining What the Error Looks Like |
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196 | (2) |
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198 | (3) |
Chapter 9 Computation of Solutions |
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201 | (40) |
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9.1 Discretizing The Modeling Paradigm |
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201 | (5) |
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9.1.1 Discretizing Factor Models |
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202 | (1) |
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9.1.2 Discretizing Geometric Brownian Motion |
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203 | (1) |
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9.1.2.1 Direct Discretization of the Factor Model |
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203 | (1) |
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9.1.2.2 Discretizing the Exact Solution |
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203 | (1) |
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9.1.3 More General Modeling Induced by Binary Factor |
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204 | (1) |
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9.1.4 From the Binary Model to a Factor Model |
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204 | (2) |
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9.1.4.1 Note on Time Scaling of the Factor |
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205 | (1) |
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9.2 Three Step Procedure Under Binary Modeling |
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206 | (4) |
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9.2.1 Single Step Calibration Equation |
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207 | (1) |
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9.2.2 Single Step Pricing Equation |
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207 | (2) |
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9.2.2.1 Interpreting the Pricing Equation |
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208 | (1) |
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9.2.3 Risk Neutral Parameterization |
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209 | (1) |
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9.3 Final Step: Pricing On Multistep Binomial Trees |
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210 | (3) |
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9.3.1 Collapsing Trees to Recombining Lattices |
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212 | (1) |
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9.4 Pricing Options On A Stock Lattice |
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213 | (5) |
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214 | (1) |
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9.4.2 Calibration Using Marketed Tradables |
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215 | (1) |
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9.4.3 Pricing a European Call Using the Calibrated Lattice |
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216 | (1) |
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9.4.4 Pricing American Options |
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217 | (1) |
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9.5 Pricing On A Cir Short Rate Tree |
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218 | (8) |
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9.5.1 Modeling and Classification of Discretized Variables |
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219 | (1) |
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9.5.2 Representation of Marketed Tradables |
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220 | (2) |
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9.5.3 Calibration Using Marketed Tradables |
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222 | (1) |
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9.5.4 Market Price of Risk Calibration Algorithm |
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223 | (1) |
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9.5.5 Pricing Derivatives on CIR Calibrated Trees |
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224 | (2) |
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9.6 Single Factor Libor Market Model |
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226 | (10) |
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9.6.1 LMM Forward Rates and Calibration |
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227 | (1) |
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9.6.2 Modeling and Classification of Discretized Variables |
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227 | (1) |
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9.6.3 Specification of Bond Prices and Forward Rates |
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228 | (1) |
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9.6.4 Calibration Using Marketed Tradables |
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229 | (2) |
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9.6.5 Calibration Equation for the Forward Rate Parameters |
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231 | (2) |
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232 | (1) |
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9.6.6 Calibration Algorithm for LMM |
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233 | (1) |
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9.6.7 Pricing Derivatives with LMM Calibrated Trees |
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234 | (2) |
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9.7 Additional Computational Methods |
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236 | (1) |
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237 | (4) |
Chapter 10 The Road to Risk Neutrality |
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241 | (22) |
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10.1 Do The Factors Matter? |
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241 | (5) |
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242 | (2) |
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10.1.1.1 Adding a Drift Works |
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243 | (1) |
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10.1.1.2 Changing the Variance Does Not Work |
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243 | (1) |
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244 | (2) |
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10.1.2.1 Changing the Intensity Works |
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245 | (1) |
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10.1.2.2 Adding a Drift Does Not Work |
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245 | (1) |
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10.2 Risk Neutral Representations |
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246 | (4) |
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10.2.1 Risk Neutrality under Brownian Factors |
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246 | (1) |
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10.2.2 Market Price of Risk Interpretation |
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247 | (1) |
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10.2.3 Risk Neutrality under Poisson Factors |
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248 | (2) |
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10.2.4 Market Price of Risk under Poisson Factors |
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250 | (1) |
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10.3 Pricing As An Expectation |
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250 | (1) |
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10.4 Applications Of Risk Neutral Pricing |
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251 | (10) |
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10.4.1 How to Apply Risk Neutral Pricing |
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251 | (2) |
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253 | (2) |
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255 | (1) |
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10.4.4 Vasicek Single Factor Short Rate Model |
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256 | (2) |
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10.4.5 Heath-Jarrow--Morton Calibration |
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258 | (3) |
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261 | (2) |
Bibliography |
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263 | (4) |
Index |
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267 | |