Using a simple OLG model where the research output of one generation provides inputs for the next, the paper explains how quality standards can become established in scientific competition. Researchers seek status, which they get if their results are used by the next generation. Quality is...

We consider an OLG economy with endogenous investment in human capital. Heterogeneity in individual human capital levels is generated by random innate ability. The production of human capital depends on each individual s investment in education. This investment decision is taken only after...

The paper uses an overlapping generations model to examine the effects of an increase in a household's land ownership on child labor. Consistent with previous studies, it is found that small increases in land lead to increased child labor. However, as land continues to increase child labor...