This paper studies a model of car replacement designed to evaluate policies addressed to influence replacement decisions. An aggregate hazard function is computed from optimal replacement rules of heterogeneous consumers, which mimics the hump—shaped hazard function observed for the Spanish...

This paper analyzes the equilibrium dynamics of an optimal growth model with endogenous depreciation, variable capital utilization, and expenditures on the maintenance of physical capital. Maintenance reduces the depreciation of capital, utilization affects the activity of maintainance. We...