Income inequality and political polarization have both increased dramatically in the United States over the last several decades. A small but growing literature has suggested that these two phenomena may be related and mutually reinforcing: income inequality leads to political polarization, and...

This paper explores the relationships between air pollution, income, wealth, and race by combining administrative data from U.S. tax returns between 1979–2016, various measures of air pollution, and sociodemographic information from linked survey and administrative data. In the first year of...

This paper uses administrative tax records linked to Census demographic data and high-resolution measures of fine small particulate (PM2.5) exposure to study the evolution of the Black-White pollution exposure gap over the past 40 years. In doing so, we focus on the various ways in which income...