000 00508cam a22001337a 4500
008 180718b2006 xxu||||| |||| 00| 0 eng d
100 _aSkoufias, Emmanuel
245 _aEvaluating the impact of Mexico's quality schools program: the pitfalls of using nonexperimental data
_cby Emmanuel Skoufias and Joseph Shapiro
260 _aWashington, D.C.
_bWorld Bank
_c2006
300 _a47p.
440 _aPolicy research working paper; 4036
650 _aMexico's quality schools program
700 _aShapiro, Joseph
999 _c294509
_d294509