individuals to acquire education may serve as an additional signal (to earned labor income) on the underlying unobserved innate … education, as a supplement to the labor income tax …

should be designed to minimize the second elasticity (avoidance) through tax enforcement and tax neutrality across income … (bargaining) as bargaining efforts are zero-sum in aggregate. We then analyze top income and top tax rate data in 18 OECD … countries. There is a strong correlation between cuts in top tax rates and increases in top 1% income shares since 1975 …