"We document that simulated corporate marginal tax rates based on financial statement data (Shevlin 1990 and Graham 1996a) are highly correlated with simulated rates based on corporate tax return data. We provide algorithms that can be used to estimate the book or tax simulated rates when they...

Implicit tax theory predicts that as capital moves to tax-favored investments, the expected pretax returns on those investments decrease. At the global level, this should create a positive relation between country-level tax rates and firm-level pretax returns. However, theory in income-shifting...

We investigate whether quarterly annual effective tax rate (ETR) estimates are systematically biased in comparison to year-end actual ETRs. We find that estimated annual ETRs in the first, second, and third quarters are systematically higher than year-end ETRs. We then investigate whether firms'...