Book Reviews : The Moderation Dilemma. By Anya Bernstein. Pittsburgh,PA: Univer sity of Pittsburgh Press,2001. 199 pp. $19.95 paper. The Widening Gap. By Jody Heymann. New York,NY: Basic Books,2000. 254 pp. $17.50 paper

Book Reviews : The Moderation Dilemma. By Anya Bernstein. Pittsburgh,PA: Univer sity of Pittsburgh Press,2001. 199 pp. $19.95 paper. The Widening Gap. By Jody Heymann. New York,NY: Basic Books,2000. 254 pp. $17.50 paper