We provide a theory to explain the existence of inequality in an economy where agents have identical preferences and have access to the same production technology. Agents consume a "utility" good and a "health" good which determines their subjective discount factor. Depending on initial...

The paper studies the relationship between inequality and economic growth. This is done in a two sector model of endogenous growth with agents characterized by heterogeneity of factor endowments. The private sector consists of a large number of competitive firms who produce the only final good...

We study the effect of endogenous time preference in a simple neo-classical model of growth. The variation of time preference causes the economy to have multiple steady states, some of which are similar to poverty traps. The stability properties of these steady states are analyzed. The results...