Hansen, Karsten T.
The effects of schooling and abilyti on achievement test scores /Karsten Hansen, James J. Heckman, Kathleen J. Mullen .-- Cambridge (Mass.) : National Bureau of Economic Research (NBER) , 2003
.--41 p. 22 cm. .-- ( NBER working paper;9881 ).
Resumen. Bibliografía. Apéndices
EDUCACION
MODELOS ECONOMETRICOS
POLITICA EDUCATIVA
ESTADOS UNIDOS
Heckman, James Joseph
Mullen, Kathleen J.
The effects of schooling and abilyti on achievement test scores /Karsten Hansen, James J. Heckman, Kathleen J. Mullen .-- Cambridge (Mass.) : National Bureau of Economic Research (NBER) , 2003
.--41 p. 22 cm. .-- ( NBER working paper;9881 ).
Resumen. Bibliografía. Apéndices
EDUCACION
MODELOS ECONOMETRICOS
POLITICA EDUCATIVA
ESTADOS UNIDOS
Heckman, James Joseph
Mullen, Kathleen J.