This paper presents the case for tax progressivity based on recent results in optimal tax theory. We consider the optimal progressivity of earnings taxation and whether capital income should be taxed. We critically discuss the academic research on these topics and when and how the results can be...

This paper discusses five proposed changes in Social Security: indexing the normal retirement age to life expectancy (as Sweden is doing); investing part of the trust funds in private securities; partial privatization (as has been proposed by Senators Kerrey and Simpson, Sweden is doing and...

Without market outcomes for comparison, internal consistency tests, particularly adding-up tests, are needed for credibility. When tested, contingent valuation has failed. Proponents find surveys tested poorly done. To the authors' knowledge, no survey has passed these tests. The 'embedding...

Social Security is one of America's most successful government programs. It has helped millions of Americans avoid poverty in old age. To be sure, the program faces a long-term deficit and is in need of updating. But Social Security's long-term financial health can be restored: the projected...

Under the Clinton proposal, states choose a single payer or large regional alliances, where individuals choose from all plans in the market. This should give the high administrative costs of individual choice, not those of group choice. States should have another option--small alliances offering...