Jacob Sagi is an expert on financial economics and decision theory.
His research on asset pricing and decision making under risk and uncertainty has appeared in such leading publications as Econometrica, The Journal of Economic Theory, The Journal of Financial Economics and The Review of Financial Studies.
His current research finance interests include the economics of delegated fund and portfolio management, text-analysis, the intersection of asset pricing with macroeconomics, real options and real estate markets. His decision theory interests include the modeling of decision making under uncertainty, unforeseen contingencies, and reference-dependent choice.
Dr. Sagi's research has received numerous distinctions. His work on closed-end funds with Martin Cherkes and Richard Stanton, published in the Review of Financial Studies, received the Best Paper award at the 2006 Utah Winter Finance Conference, one of the most selective conferences in financial economics.
In October 2010, Dr. Sagi and Robert Whaley of Vanderbilt University unveiled Alpha Indexes, a series of indexes developed for the NASDAQ that measure the relative performance of major target assets (such as Apple shares) to a benchmark such as the S&P 500. In February 2011, the Securities and Exchange Commission approved the trading of options on the new Alpha Indexes, and trading began April 18, 2011.
Dr. Sagi previously served on the faculty at the Owen Graduate School of Management at Vanderbilt and the Haas School of Business at the University of California, Berkeley.
He received his PhD in financial economics and a PhD in physics from the University of British Columbia. He earned his B.Sc. with honors in physics from the University of Toronto.