According to this Cato report. Since the 1970s the US doubled spending per child. Scores did not improve but they doubled the number of school bureaucrats (e.g

According to this Cato report. Since the 1970s the US doubled spending per child. Scores did not improve but they doubled the number of school bureaucrats (e.g. not teachers) per student. http://www.cato.org/pub_display.php?pub_id=12792 http://www.cato.org/pub_display.php?pub_id=12792