This study uses tax return data for U.S. nonfinancial corporations for the period 1971-82 to estimate the importance of restrictions on the ability of firms to use tax credits and to obtain refunds for tax losses. Our results suggest that the incidence of such unused tax benefits increased...

This study uses tax return data for U.S. nonfinancial corporations for the period 1971-82 to estimate the importance of restrictions on the ability of firms to use tax credits and to obtain refunds for tax losses. Our results suggest that the incidence of such unused tax benefits increased...

The increase in international capital mobility over the past two decades has put pressure on the tax treatment of corporate equity income. Corporate-level taxes distort investment flows across locations and create opportunities for tax avoidance by shifting income across jurisdictions. Outward...

Recent data on corporate tax losses presents a puzzle this paper attempts to explain: the ratio of losses to positive income was much higher around the recession of 2001 than in earlier recessions, even those of greater severity. Using a comprehensive sample of U.S. corporation tax returns for...

We examine the measurement of tax expenditures, as well as review issues concerning the classification of tax expenditures generally. We use calculations from NBER's TAXSIM to illustrate some of the problems with the current methodology for estimating tax expenditures. Unlike most previous work...