Extending the Grossman [12] model of health capital into a stochastic one, we analyze how the presence of Knightian uncertainty about the efficacy of health care affects the optimal health investment behavior of individuals. Using Gilboa and Schmeidler's [11] model of maxmin expected utility...

Unless free international lending/borrowing is allowed, domestic saving equals domestic investment and hence saving and investment taxes have the identical effect, as is the case in a closed-economy context. However, if it is allowed, households can accumulate foreign assets besides domestic...

We address the local home environment externality conceptualized by Galor and Tsiddon (1997a; 1997b) in the two sector growth model of Lucas (1988). We show that this version of externality related to human capital accumulation process can be a source of indeterminacy. -- Local home environmental...