By Ferguson Roger W.   Wascher William L.   in The Journal of Economic Perspectives

ISSN:0895-3309|18|2|3-28

American Economic Association‎(2004)‎

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By Goldfarb Robert S.   Stekler H. O.   Neumark David   Wascher William   Stanley T. D.   in The Journal of Economic Perspectives

ISSN:0895-3309|16|3|225-229

American Economic Association‎(2002)‎

Access to resources Favorite 6.660462