The Pew Research Center, using 2014 data, found that the tax bill for Americans, under various scenarios, is below average for developed countries.
In 2014, according to comparative tables of the Organization for Economic Co-Operation and Development (OECD), revenue as a percentage of the gross domestic product — the broadest measure of the economy — was 26 percent for the United States.
Out of 34 countries, that put the United States in the bottom third — and well below the OECD average of 34.4 percent.