This paper reviews a number of recent contributions that study pension design with myopic individuals. Its objective is to explore how the presence of more or less myopic individuals affects pension design when individuals differ also in productivity. This double heterogeneity gives rise to an...

We analyze how habit formation affects optimal environmental taxation, when consumption of a habitual good causes a negative external effect on the environment. In a simple two-period model, we show that optimal taxation is still Pigouvian, where tax rates equal marginal damage in each period....

This paper derives the optimal pension and tax parameters in a society where individuals differ in two characteristics: rationality and productivity. Rational agents, if not liquidity constrained, smooth consumption over their life-cycle. Myopic agents, by contrast, have ex ante a strong...

This paper studies the determination through majority voting of a pension scheme when society consists of far-sighted and myopic individuals. All individuals have the same basic preferences but myopics tend to adopt a short term view (instant gratification) when dealing with retirement saving....