Thaler, Richard H., 1945- Nudge : improving decisions about health, wealth and happiness / Richard H. Thaler and Cass R. Sunstein - New Haven, Conn. : Yale University Press, c2008 - x, 293p. : ill. ; 25 cm. Includes bibliographical references and index Subjects--Topical Terms: Economic--Psychological aspectsChoice (Psychology )--Economic aspectsDecision making--Psychological aspects Subjects--Geographic Terms: Consumer behavior Dewey Class. No.: 330.019