Robert C. Merton

Lore & Background

Merton was born in New York City to sociologist Robert K. Merton and Suzanne Carhart. He earned a B.S. in engineering mathematics from Columbia University, an M.S. from the California Institute of Technology, and his Ph.D. in economics from the Massachusetts Institute of Technology in 1970 under Paul Samuelson. He joined the MIT Sloan School of Management faculty in 1970, taught there until 1988, then moved to Harvard University, where he was George Fisher Baker Professor of Business Administration from 1988 to 1998 and John and Natty McArthur University Professor from 1998 to 2010, becoming professor emeritus in 2010. In 2010 he rejoined MIT Sloan as School of Management Distinguished Professor of Finance and also became a Resident Scientist at Dimensional Fund Advisors.

Merton was on the board of directors of Long-Term Capital Management (LTCM), a highly leveraged hedge fund that collapsed in 1998, wiping out most investor value and requiring a $3.6 billion bailout from 14 banks brokered by the Federal Reserve Bank of New York. He co-founded LTCM in 1993, which earned high returns for four years but later lost $4.6 billion in 1998 and was bailed out and closed in early 2000. His first professional hedge fund association was in 1968 with Arbitrage Management Company, the first known attempt at computerized arbitrage trading.

Reader's Guide

Robert C. Merton's significance lies in his foundational work on continuous-time finance, which transformed the pricing of options and other derivative securities. The Black–Scholes–Merton model, for which he shared the 1997 Nobel Prize, provided a rigorous mathematical framework that enabled the explosive growth of financial derivatives markets. His research extended to lifecycle finance, optimal portfolio selection, capital asset pricing, and the regulation of financial institutions. Merton's involvement with Long-Term Capital Management, while ending in a high-profile collapse, highlighted the practical challenges of applying financial theory to highly leveraged strategies. His later work focuses on systemic risk, retirement funding, and financial innovation, reflecting a career that bridges academic theory and real-world financial practice. He has received numerous honors, including the Financial Engineer of the Year Award, membership in the National Academy of Sciences, and a Lifetime Achievement Award from the Plan Sponsor Council of America.

Did You Know?

• Merton earned his Ph.D. in economics from MIT in 1970 under the guidance of Paul Samuelson.
• He was on the board of directors of Long-Term Capital Management, which required a $3.6 billion bailout in 1998.
• Merton co-founded Long-Term Capital Management in 1993, which later lost $4.6 billion in 1998.
• He received the inaugural Financial Engineer of the Year Award in 1993.