Handbook of the Equity Risk Premium, Hardcover by Mehra, Rajnish (EDT), ISBN 0444508996, ISBN-13 9780444508997, Brand New, Free shipping in the US Edited by Rajnish Mehra, this volume focuses on the equity risk premium puzzle, a term coined by Mehra and Prescott in 1985 which encompasses a number of empirical regularities in the prices of capital assets that are at odds with the predictions of standard economic theory.