Gneezy, Uri. The why axis : hidden motives and the undiscovered economics of everyday life / Uri Gneezy and John A. List ; with a foreword by Steven D. Levitt. - xi, 267 pages : illustrations ; 25 cm Includes bibliographical references and index. ISBN: 9781610393119 LCCN: 2013024592 Subjects--Topical Terms: Economics--Psychological aspects.Motivation (Psychology)--Economic aspects. LC Class. No.: HB74.P8 / G56 2013 Dewey Class. No.: 330.01/9