TY - BOOK AU - Polachek, S. W. AU - Siebert, W. S. TI - The economics of earnings SN - 0521364760 (hardback);052136728X (paperback) PY - 1993/// CY - Cambridge ;;New York PB - Cambridge University Press KW - Wages.;Occupations.;Labor market.;Labor economics N1 - Includes bibliographical references (p. 330-350) and indexes ER -