This paper analyzes the efficient taxation of oil and capital income in an oil-dependent infinite-lived economy facing perfect capital mobility. Two cases are examined: one with product market imperfections and free tax choice, one with perfect competition and tax restrictions. The optimal tax...

This paper documents that cross-border investment income flows are important for explaining current account balances in major economies. Those investment incomes reflect returns on cross-border asset holdings and on balance often reach magnitudes around 5% of major economies' gross domestic...