00294nam a2200109Ia 4500082002400000100001800024245007700042260003400119300002100153500000500174700000500179  a331.210184bW429.EW  aWeiss, Andrew  aEfficiency wages; models of unemployment, layoffs, and wage dispersionb  aOxfordbClarendon Pressc1991  avii, 118p. Index  a  a