In this paper we offer an analysis of the effects of uncertainty about future tax policy on irreversible investment. The main message of the paper is that investment is not much affected by the degreee of tax policy uncertainty. This is true regardless of whether random tax changes are...

How does economic uncertainty affect the impact of tax policy? We exploit a natural experiment in which two very similar investment subsidies were implemented in the same country, two years apart: once during a period of economic stability, and once during a period of very high uncertainty....