TY - BOOK AU - Levitt,Steven D. AU - Dubner,Stephen J. TI - Freakonomics: a rogue economist explores the hidden side of everything SN - 9780060731335 (pbk.) U1 - 330 23 PY - 2009/// CY - New York PB - Harper Perennial KW - Economics KW - Psychological aspects KW - Sociological aspects N1 - "With new material, including an author Q & A" -- Cover; Includes bibliographical references and index ER -