The recent US tax reform, Tax Cuts and Jobs Act of 2017, lowered the statutory corporate income tax rates and brought other important changes for the taxation of multinational enterprises worldwide. This paper reviews these changes and discusses their effects for effective tax rates and tax...

There is often a gap between the prescriptions of an 'optimal' tax system and actual tax systems, some of which can be neither efficient economically nor efficient at redistributing income. With a focus on personal income taxes, this paper reviews the political economics literature on tax...