Empirical evidence documents a discernible negative relationship between government size, as measured by income tax rates and the output share of government purchases, and the magnitude of macroeconomic fluctuations in OECD countries since 1960. This implies that both taxes and public spending...

This paper examines the optimal (first-best) fiscal policy in a stochastic representative agent model that exhibits a ``keeping up with the Joneses'' utility function and imperfectly competitive product markets. We find that the optimal labor tax is a constant, whose sign is determined by the...