An important puzzle in corporate taxation is that effective tax rates have fallen significantly while tax revenue has simultaneously risen in most countries. Moreover, the gross profitability of firms seems to be lower in high-tax countries, even though standard models of international investment would yield the opposite conclusion. We offer an explanation for these stylized facts by setting up...

We study the stock price reaction to news about tax aggressiveness. We find that, on average, a company’s stock price declines when there is news about its involvement in tax shelters. The stock price decline is smaller for companies with relatively high effective tax rates, possibly because news about tax aggressiveness is more favorably viewed for those firms where public information would su...

In this paper, we present a micro estimate detennining taxable income as a function of gross income and all major deduction options depending on ho~sehold and asset categories. It is shown that tax savings strongly increase with ulcreasing income, resulting in a decreasing effective marginal tax rate for the highest income groups. We compute a lower bound on 1983 aggregate income tax losses' to...