corporate share of the federal “tax burden” has fallen EPI: Corporate Tax Rates and Economic Growth Since 1947 corporate tax rate was ~48 Economic Policy Institute Economic Policy Institute failed to demonstrate Economic Policy Institute turned his attention to corporate taxes Other research Economic Policy Institute corporate failed to demonstrate corporate effective corporate tax rate was 40% not 27% corporate Corporate Tax Rates and Economic Growth Since 1947 fair share of taxes again lowered the corporate tax rate no relationship declined appreciably failed to demonstrate Economic Policy Institute effective corporate tax rate was 40% not 27% effective corporate tax rate was 40% not 27% Corporate tax rates and economic growth since 1947 Economic Policy Institute failed to demonstrate lowered the corporate tax rate Other research a report by Economic Policy Institute paper failed to demonstrate dropped corporate failed to demonstrate tax rate Other research Economic Policy Institute Other research corporate Other research