Heckman, James J.; LaFontaine, Paul - 2006
immigrant high school dropouts. One data source %u2013 the CPS %u2013 is plagued by non-response and allocation bias from the …Using three sources of data, this paper examines the direct economic return to GED certification for both native and … hot-deck procedure that biases upward the estimated return to the GED. Correcting for allocation bias and ability bias …