Richard Roll


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Richard Roll

An economist who researches portfolio theory and asset pricing. He was among the first to analyze how stock prices react to the announcements of particular events, such as a merger or an earnings report. See also: Price out.
References in periodicals archive ?
The principal goal of the project was to reduce inflow and infiltration, and the results have been promising, reducing chemical usage and pumping costs at the treatment plant, while also reducing wet-weather combined sewer overflow," said Richard Roll, NFWB technical services director.
Richard Roll and Graham Napier, on board Richard's boat On A Roll, had two good trips.
As Chetna, Luis, Nancy and Richard roll out their super-thin sheets, you'll be reminded of Lady Cassandra from Doctor Who who was just a piece of skin stretched out on a frame.
As Chetna, Luis, Nancy and Richard roll out their super thin sheets you'll be reminded of Lady Cassandra from Doctor Who who was just a piece of skin stretched out on a frame.
The selected papers have been referred by the members of the scientific committee under the Presidency of Professors Richard Roll and Jose Scheinkman.
Tarun Chordia, Emory University Richard Roll, University of California, Los Angeles, and Avanidhar Subrahmanyam, "Market Liquidity and Trading Activity"
Epicor Software named Richard Roll as its president and chief operating officer.
They include: Robert Engle, Peter Carr, Richard Roll, Bob Litterman, Jack Treynor, Jim Simons, Phelim Boyle, Oldrich Alfons Vasicek, Darrell Duffie, Jonathan Ingersoll, Andrew Lo, Emanuel Derman, John Hull, John.
Keith Brown and Richard Roll, aboard On A Roll, kept 13 fish from their trip which produced ling to 15lb for Roll and 11lb for Brown.
In the "Under 20ft Class" the winner was Richard Roll on "Stingray" with a ling of 12lb 14oz.
Rajesh Chakrabarti and Richard Roll, University of California, Los Angeles, "Learning from Others, Reacting, and Market Quality"
Eddie Stephenson and Chris Hulme were out with Richard Roll on his boat On-ARoll taking fish on most wrecks they visited keeping 27 decent cod, with as many returned, Stephenson taking the best at 9lb.