The authors study the impact of a minimum consumption requirement on the rate of economic growth and the evolution of wealth distribution. The requirement introduces a positive dependence between the intertemporal elasticity of substitution and household wealth. This dependence implies a...

The authors develop a model of costly technology adoption where the cost is irrecoverable and fixed. Households must decide when to switch from an existing technology to a new, more productive technology. Using a recursive approach, the authors show that there is a unique threshold level of...

The author examines the impact of incomplete risk-sharing on growth and welfare. The source of market incompleteness in the economy is private information: a household's idiosyncratic productivity shock is not observable by others. Risk-sharing between households occurs through long-term...