King-Fullerton methodology cannot assess the minimum-asset tax (MAT) because it cannot handle uncertainty. We present an alternative based on option pricing, and show how carry-over rules, depreciation conventions and uncertainty affect the MAT burden. Using Brazilian data, we show that: (a)...

This paper develops a dynamic continuous-time model in which international risk sharing can yield substantial welfare gains through its positive effect on expected consumption growth. The mechanism linking global diversification to growth is an attendant world portfolio shift from safe, but...

This paper formulates a discrete-time model to study the effects of firing costs on labour demand by a firm facing linear adjustment costs under serially independent productivity shocks. We show that a rise in firing costs reduces the firm's marginal propensities to hire and fire, and may...