This paper analyzes the effectiveness of social protection systems in Europe and the US to provide (income) insurance against macro level shocks in terms of automatic stabilizers. We find that automatic stabilizers absorb 38% of a proportional income shock and 47% of an idiosyncratic...

This paper is the first to provide evidence of efficient taxation of groups with heterogeneous levels of 'tax morale'. We set up an optimal income tax model where high tax morale implies a high subjective cost of evading taxes. The model predicts that 'nice guys finish last': groups with higher...