TY - BOOK AU - Levitt,Steven D. AU - Dubner,Stephen J. TI - Freakonomics: a rogue economist explores the hidden side of everything SN - 0061956279 (International ed.) PY - 2009/// CY - New York, N.Y. PB - Harper KW - Economics KW - Psychological aspects KW - Sociological aspects N1 - Includes bibliographical references and index ER -