PURL http://bibpurl.oclc.org/web/486 URL http://bibpurl.oclc.org/maint/withdrawn.pl.cgi?/WEB/486 Maintainers CONSER Creation Date Mon Mar 4 13:29:19 2002 Last Modified Tue Jun 1 18:08:14 2004 Change Category User_Edited
Modified by CONSER Modified Mon Mar 4 13:29:19 2002 Change Category User_Entered Reason for Change PURL created in error URL http://papers.nber.org/papers.html