Political Parties, Interest Groups, and Unequal Class Influence in American Policy

  title={Political Parties, Interest Groups, and Unequal Class Influence in American Policy},
  author={Matt Grossmann and Zuhaib Mahmood and William M. Isaac},
  journal={The Journal of Politics},
  pages={1706 - 1720}
Do policy makers in both parties represent the opinions of the richest Americans, ignoring those of median income? We find that the two political parties primarily represent different interest group sectors, rather than public economic classes. The Republican Party and business interests are aligned across all issue areas and are more often aligned with the opinions of the richest Americans (especially on economic policy). Democrats more often represent middle class opinions and are uniformly… 
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