Professor Ringgenberg joined the Olin Business
School in 2011. His research focuses on
equity lending, short selling, volatility, and
the economics of information. His
research on equity lending and short selling
examines the causes and results of short sale
constraints in opaque markets. In
addition, he has studied the relation between
short sales and volatility and he has
investigated the impact of information arrival
on the volatility of asset prices.
His research has been published in the Journal of
Finance and the Journal of
Financial Economics and has been
cited in The
New York Times. Prior to his
academic career, Professor Ringgenberg worked
as a consultant for Charles River
Associates in Chicago.
Washington University in St. Louis
Olin Business School
Campus Box 1133
One Brookings Dr.
St. Louis, MO 63130-4899
Contact Me: last name "at"
Simon Hall, Room 217