Unequal access to financing for education may be an important source of educational differences. The authors develop a model relating sib schooling and earnings similarities to sibship, size with and without equal access, and estimate it for the education of veterans, for whom the GI Bill...

A two-stage technology is a sequential production process that first uses pri mary inputs to produce intermediate inputs and then uses theintermediate inputs to produce final output. In this paper the authors show that two-stage technologies provide a general procedure for combining production...