Volume 22, No. 3, Third Quarter 2024
The Future of Derivatives Research: Modeling Risk and Return Dynamics
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Special
Letter from the Editor
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Special
Introduction
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Special
Retirement Security Bonds
50th Anniversary Speech by Nobel Laureate Robert C. Merton December 1, 2023 CISDM, UMass Amherst
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Special
About Fischer Black
This speech is based on the chapter about Fischer Black in my 2004 book My Life as a Quant.
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Article
Equivalent Expectation Measures for Risk and Return Analysis of Contingent Claims
Nearly half-a-century after the advent of equivalent martingale measures (EMMs), Nawalkha and Zhuo (2022, 2023) generalize these measures to obtain equivalent expectation measures (EEMs) for analyzing risk and return of portfolios of contingent claims over a finite horizon date. The new measures allow the derivation of analytical solutions of the physical moments and co-moments of contingent claim returns until before the horizon date, and serve as pricing measures on or after that date. This novel approach allows Markowitz’s (1952) mean–variance optimization to be applied to equity portfolios embedded with options as well as fixed-income portfolios with or without options. This is useful in the investment management of equity funds, bond funds, and hedge funds, for managing risk–return trade-offs more effectively over finite planning horizons.
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Article
Forecasting the Distribution of Option Returns
We propose a method for constructing conditional option return distributions. In our model, uncertainty about the future option return has two sources: Changes in the position and shape of the implied volatility surface that shift option values (holding moneyness and maturity fixed), and changes in the underlying price which alter an option’s location on the surface and thus its value (holding the surface fixed). We estimate a joint time series model of the spot price and volatility surface and use this to construct an ex ante characterization of the option return distribution via bootstrap. Our “ORB” (option return bootstrap) model accurately forecasts means, variances, and extreme quantiles of S&P 500 index conditional option return distributions across a wide range of strikes and maturities. We illustrate the value of our approach for practical economic problems such as risk management and portfolio choice. We also use the model to illustrate the risk and return tradeoff throughout the options surface conditional on being in a high-or low-risk state of the world. Comparing against our less structured but more accurate model predictions helps identify misspecification of risks and risk pricing in traditional no-arbitrage option models with stochastic volatility and jumps.
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Book Review
The Puzzle of Sustainable Investment: What Smart Investors Should Know
“Book Reviews” identifies important, and often popular, new books from a wide range of investment topics. Beyond providing a summary and review of the content and style of the books, “Book Reviews” seeks to contribute to a conscious, critical, and informed approach to investment literature.