%0 Journal Article %T Enforcement Costs and the Optimal Progressivity of Income Taxes %A MOOKHERJEE,, DILIP %A PNG, I. P., L. %J The Journal of Law, Economics, and Organization %V 6 %N 2 %P 411-431 %@ 8756-6222 %D 1990-10-01 %I Oxford University Press %~ DeepDyve