Yeah there was that infamous study: "Testing Theories of American Politics: Elites, Interest Groups, and Average Citizens" https://www.cambridge.org/core/journa

Yeah there was that infamous study: "Testing Theories of American Politics: Elites, Interest Groups, and Average Citizens" https://www.cambridge.org/core/journals/perspectives-on-politics/article/testing-theories-of-american-politics-elites-interest-groups-and-average-citizens/62327F513959D0A304D4893B382B992B https://www.cambridge.org/core/journals/perspectives-on-poli... > Multivariate analysis indicates that economic elites and organized groups representing business interests have substantial independent impacts on U.S. government policy, while average citizens and mass-based interest groups have little or no independent influence.