“…High inequality also undermines political equality, enhancing the influence that the wealthy have over public policy (Gilens, ; Hacker and Pierson, ; Page, Seawright, and Lacombe, ; Schlozman, Verba, and Brady, ). This can contribute to a vicious cycle, whereby inequality depresses participation (Solt, , ), further exacerbating socioeconomic biases in political influence and representation (Avery, ; Franko, Kelly, and Witko, ). High levels of income inequality have been linked to partisan polarization (McCarty, Poole, and Rosenthal, ; but see O'Brian, ), which increases gridlock, and can further constrain government's ability to enact policies that reduce inequality (Enns et al., ).…”