This paper focuses on the practical importance of a critical but under-explored interpretation of a provision in the Affordable Care Act (ACA): whether "affordable" refers to the cost of single coverage alone, or to family or single coverage as applicable to the worker, in determining the...

Researchers considering levels and trends in the resources available to the middle class traditionally measure the pre-tax cash income of tax units or the pre-tax, post-transfer, size-adjusted income of households. Choices regarding the income measure and sharing unit to be analyzed, as well as...

Inconsistent censoring of top earnings in the public-use March Current Population Survey (CPS) is an important limitation in using it to measure labor earnings trends. Using less-censored internal CPS data, combined with Pareto estimates from it for internally censored observations, we create an...

Atkinson, Piketty, and Saez (2011) survey an important new literature using income tax-based data to measure the share of income held by top income groups. But changes in tax legislation that expand the tax base to include income sources (e.g. capital gains, dividends, etc.) disproportionately...

Recent research on United States levels and trends in income inequality vary substantially in how they measure income. Piketty and Saez (2003) examine market income of tax units based on IRS tax return data, DeNavas-Walt, Proctor, and Smith (2012) and most CPS-based research uses pre-tax,...

SSI was established in 1972, born out of a compromise at the time between those wanting to provide a guaranteed income floor and those wishing to limit it to individuals not expected to work: the aged, blind, and disabled. SSI is now the largest federal means-tested program in the United States,...

In general, our examination suggests that in the absence of a universal guaranteed income program for all Americans, the operational flexibility of the categorical eligibility criteria for SSI has made the program sensitive to both downturns in the business cycle and to increases in the pool of...