00341    a2200109   4500001001000000005001700010008004100027245004800068100002500116700002300141773006700164ART_1265120260410161908.0260409a                                 10aThe Labor Scarcity Controversy Reconsidered1 aSummers, Lawrence H.1 aClarke, Richard N.0 tThe Economic Journalg- Vol. 90, Nº 357 (mar. 1980)wREV12512