Dilip Madan
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Dilip B. Madan is an American financial economist, mathematician, academic, and author. He is
Professor Emeritus ''Emeritus'' (; female: ''emerita'') is an adjective used to designate a retired chair, professor, pastor, bishop, pope, director, president, prime minister, rabbi, emperor, or other person who has been "permitted to retain as an honorary title ...
of Finance at the
University of Maryland The University of Maryland, College Park (University of Maryland, UMD, or simply Maryland) is a public land-grant research university in College Park, Maryland. Founded in 1856, UMD is the flagship institution of the University System of M ...
. Madan is most known for his work on the variance gamma model, the
fast Fourier transform A fast Fourier transform (FFT) is an algorithm that computes the discrete Fourier transform (DFT) of a sequence, or its inverse (IDFT). Fourier analysis converts a signal from its original domain (often time or space) to a representation in th ...
method for option pricing, and the development of Conic Finance. Madan is a recipient of the 2006 Humboldt Research Award. He has authored several books including ''Applied Conic Finance'' and ''Nonlinear Valuation and Non-Gaussian Risks in Finance.


Education

Madan completed his Bachelor of Commerce in Accounting from the
University of Bombay The University of Mumbai is a collegiate, state-owned, public research university in Mumbai. The University of Mumbai is one of the largest universities in the world. , the university had 711 affiliated colleges. Ratan Tata is the appointed ...
in 1967. In 1972, he obtained a Ph.D. in Economics from the
University of Maryland The University of Maryland, College Park (University of Maryland, UMD, or simply Maryland) is a public land-grant research university in College Park, Maryland. Founded in 1856, UMD is the flagship institution of the University System of M ...
, followed by another PhD in mathematics in 1975 from the same university.


Career

Madan began his academic career in 1972 as an assistant professor of economics at the University of Maryland. In 1976, he joined the
University of Sydney The University of Sydney (USYD), also known as Sydney University, or informally Sydney Uni, is a public research university located in Sydney, Australia. Founded in 1850, it is the oldest university in Australia and is one of the country's si ...
and held various positions, including Lecturer in Economic statistics from 1976 to 1979 and Senior Lecturer in
Econometrics Econometrics is the application of Statistics, statistical methods to economic data in order to give Empirical evidence, empirical content to economic relationships.M. Hashem Pesaran (1987). "Econometrics," ''The New Palgrave: A Dictionary of ...
from 1980 to 1988. Subsequently, he rejoined the University of Maryland, where he was appointed as assistant professor of Finance between 1989 and 1992, served as an
Associate Professor Associate professor is an academic title with two principal meanings: in the North American system and that of the ''Commonwealth system''. Overview In the ''North American system'', used in the United States and many other countries, it is a ...
of Finance between 1992 and 1997, and held an appointment as a professor of Finance between 1997 and 2019. Currently, he is Professor Emeritus of Finance at the University of Maryland since 2019. Madan has been a Director and Treasurer of the Scientific Association of Mathematical Finance since 2021.


Research

Madan's
quantitative finance Mathematical finance, also known as quantitative finance and financial mathematics, is a field of applied mathematics, concerned with mathematical modeling of financial markets. In general, there exist two separate branches of finance that require ...
research has won him the 2021 Northfield Financial Engineer of the Year Award from the International Association for Quantitative Finance. He has authored numerous publications spanning the areas of
financial markets A financial market is a market in which people trade financial securities and derivatives at low transaction costs. Some of the securities include stocks and bonds, raw materials and precious metals, which are known in the financial markets ...
,
general equilibrium theory In economics, general equilibrium theory attempts to explain the behavior of supply, demand, and prices in a whole economy with several or many interacting markets, by seeking to prove that the interaction of demand and supply will result in an ov ...
, and
mathematical finance Mathematical finance, also known as quantitative finance and financial mathematics, is a field of applied mathematics, concerned with mathematical modeling of financial markets. In general, there exist two separate branches of finance that require ...
including books and articles in peer-reviewed journals.


Valuation model

Madan's valuation model research has contributed to the improvement and development of valuation models in various fields including business and finance. In his analysis of the impact of model risk on the valuation of barrier options, he highlighted the divergent pricing outcomes of up-and-out call options resulting from the use of different stochastic processes to calibrate the underlying vanilla options surface. He conducted pricing comparisons between Sato processes and conventional models, revealing that Sato processes exhibit relatively higher pricing for cliquets, while effectively preserving the value of long-dated out-of-the-money realized variance options. Focusing his research efforts on credit value adjustments, his study proposed a theory of capital requirements to address the problem of cross-default exposures. Furthermore, he presented a Markov chain-based method for valuing structured financial products, offering financial institutions a tool to assess locally capped and floored cliquets, as well as unhedged and hedged variance swap contracts. He also introduced a conic finance-based nonlinear equity valuation model, which integrated risk charges contingent upon measure distortions. More recently in 2016 and 2022, he co-authored with Wim Schoutens two books titled Applied Conic Finance and Nonlinear valuation and non-Gaussian risks in finance, which provided an overview of the newly established conic finance theory, including its theoretical framework and various applications.


Options pricing

Madan's options pricing research has focused on conducting empirical studies to test the performance of various option pricing models using real-world data. While exploring the valuation of European call options employing the Vasicek-Gaussian stochastic process, his research proposed an approach to approximate and determine the equilibrium change of measure in incomplete markets, using log return mean, variance, and kurtosis. In a collaborative study with Robert A. Jarrow, he demonstrated the application of term-structure-associated financial instruments in formulating dynamic portfolio management tactics, specifically aimed at mitigating distinct systematic jump hazards inherent in asset returns. In his early works, he introduced the variance gamma process, a stochastic model for log stock price dynamics, highlighting its symmetric statistical density with some kurtosis and negatively skewed risk-neutral density with higher kurtosis. His study further proposed using Markov Chains and homogeneous Levy processes, specifically the variance gamma process, as a robust modeling approach for financial asset prices, thereby facilitating the computation of option and series prices. His research work on pricing European options involved exploring self-similar risk-neutral processes and proposing two parameter stability-based models, highlighting their usefulness in studying the time variation of option prices. Concentrating his research on risk premia in options markets, he used the variance gamma model for density synthesis, revealing mean reversion and predictability in premia, with particular emphasis on short-term market crashes and long-term market rallies. His recent work in 2021 has contributed to the understanding of risk-neutral densities and jump arrival tails by introducing theoretical examples and practical models based on quasi-infinitely divisible distributions.


Asset pricing

Madan's contributions to asset pricing research have resulted in the development of asset pricing models. His early research examined the minimum variance estimator to achieve a singular optimal power and provided approximations for estimating the scalar diffusion coefficient through the application of Ito calculus and Milstein methods. He also addressed the paradox posed by Artzner and Heath, offering a solution determining that completeness pertains to the topology of the cash flow space and is associated with the singular nature of the price functional in the topological dual space. In 2001, he proposed a modeling approach for asset price processes and illustrated that asset price dynamics are more suitably represented by pure jump processes, devoid of any continuous martingale component. In his analysis of equilibrium asset pricing, his work established that factor prices are influenced by exponentially tilted prices due to non-Gaussian factor risk exposures, which can be determined from the univariate probability distribution of the factor exposure. Moreover, with Wim Schoutens, he co-developed a technique that uses historical data to establish upper and lower valuations, leading to enhanced risk evaluation in the stock market through the integration of risk attributes into required returns.


Awards and honors

*2006 – Humboldt Research Award, Alexander von Humboldt Foundation *2021 – Northfield Financial Engineer of the Year Award, International Association for Quantitative Finance


Bibliography


Books

*''Mathematical Finance – Bachelier Congress 2000'' (2002) ISBN 9783540677819 *''Structured Products'' (2008) ISBN 9781904339618 *''Stochastic Processes, Finance and Control: A Festschrift in Honor of Robert J Elliott'' (2012) ISBN 9789814383301 *''Applied Conic Finance'' (2016) ISBN 9781107151697 *''Nonlinear Valuation and Non-Gaussian Risks in Finance'' (2022) ISBN 9781316518090


Selected articles

*Madan, D. B., & Seneta, E. (1990). The variance gamma (VG) model for share market returns. Journal of business, 511–524. *Madan, D. B., Carr, P. P., & Chang, E. C. (1998). The variance gamma process and option pricing. Review of Finance, 2(1), 79–105. *Carr, P., & Madan, D. (1999). Option valuation using the fast Fourier transform. Journal of computational finance, 2(4), 61–73. *Carr, P., Geman, H., Madan, D. B., & Yor, M. (2002). The fine structure of asset returns: An empirical investigation. The Journal of Business, 75(2), 305–332. *Bakshi, G., Kapadia, N., & Madan, D. (2003). Stock return characteristics, skew laws, and the differential pricing of individual equity options. The Review of Financial Studies, 16(1), 101–143. *Carr, P., Geman, H., Madan D. B., and Yor, M. (2007). Self-Decomposability and Option Pricing. Mathematical Finance 17, 31-57. *Cherny, A., and Madan, D. B. (2009). New Measures of Performance Evaluation. Review of Financial Studies. 12, 213-230. *Eberlein, E., Madan, D. B., Pistorius, M., and Yor, M. (2014). Bid and Ask Prices as Non-Linear Continuous Time G-Expectations Based on Distortions. Mathematics and Financial Economics 8, 265-289. *Elliott, R. J., Madan, D. B., and Wang K. (2022). High Dimensional Markovian Trading of a Single Stock. Forntiers of Mathematical Finance 1, 375-396.


References

{{Authority control University of Mumbai alumni University of Maryland, College Park alumni University of Maryland, College Park faculty American financial economists Living people 21st-century American mathematicians 1946 births American mathematicians Academic staff of the University of Sydney