Trade in goods that are not perfect substitutes can considerably change the predictions of standard neoclassical models about the effects of asymmetric demographic developments. This paper considers a relative decrease in the population size of one country, when countries specialize in the...

This paper models the effect of a HIV/AIDS epidemic on saving behavior and studies the welfare effects of testing for HIV. The model specifies a utility function that includes both regular consumption, and medical expenditures. Medical expenditures generate more utility if individuals are HIV...