00415pab a2200133 454500008004000000100002100040245012200061260000900183300001500192362000800207650002100215700001200236773003300248180718b2010   xxu||||| |||| 00| 0 eng d  aBrand, Jennie E.  aWho benefits most from college? Evidence for negative selection in heterogeneous economic returns to higher education  c2010  ap.273-302.  aApr  aHigher education  aXie, Yu  aAmerican Sociological Review