This paper examines the source of changes in corporate tax revenues during the last twenty-five years. It finds that legislative changes explain less than half of the revenue decline during this period. Falling corporate profits have had a larger influence on revenue collections than a11...

This paper investigates the extent to which loss-offset constraints affect corporate tax incentives. Using data gathered from corporate annual reports, we estimate that in 1984 fifteen percent of the firms in the nonfinancial corporate sector had tax loss carryforwards. When weighted by their...