“…The unequal responsiveness finding has motivated additional research into potential economic, political, and policy factors that might explain variation in the extent of unequal responsiveness across states, across time, across policy domains, and across party lines. This research has investigated party control, state inequality and poverty levels, voter turnout, constituent and representative party affiliation, campaign finance laws, and ballot initiatives as potential explanations for this variation (Flavin, 2012a, 2012b, 2014, 2015a, 2015b; Lax, Phillips, and Zelizer, 2019; Maks‐Solomon and Rigby, 2019; Rigby and Wright, 2011, 2013).…”