The well-known Johansson-Samuelson theorem proves that, in partial equilibrium, comprehensive income taxation with a uniform tax rate does not affect asset values if tax depreciation allowances coincide with economic depreciation. In this article, we show that this result fails to hold in...

We analyze Auerbach´s (1991) proposal of a retrospective capital gains tax, which is equivalent to an accrual tax on an ex ante basis. Using a continuous-time model with stochastic interest rates and serially correlated asset returns, we prove that such an equivalence still holds. This means...