Robert Cox Merton (born July 31, 1944) is an American economist, Nobel Memorial Prize in Economic Sciences laureate, and professor at the MIT Sloan School of Management, known for his pioneering contributions to continuous-time finance, especially the first continuous-time option pricing model, the Black–Scholes–Merton model.
In 1993 Merton co-founded hedge fund Long-Term Capital Management.
In 1997 he received the Nobel Prize for his contributions in Economics.