TY - BOOK AU - Levitt,Steven D AU - Dubner,Stephen J TI - Freakonomics: a rogue economist explores the hidden side of everything SN - 9780141030081 U1 - 330 21 PY - 2006/// CY - London PB - Penguin Books KW - Economics KW - Psychological aspects KW - Sociological aspects N1 - Includes bibliographical references and index ER -