The Rise and Fall of American Growth: The U.S. Standard of Living since the Civil War (The Princeton Economic History of the Western World Book 70)

by Robert J. Gordon

39 percent of the U.S. excess is due to administrative expenses, 31 percent to higher incomes of medical practitioners, and 14 percent to additional procedures (e.g., extra tests); they are unable to allocate the remaining 16 percent of spending differences to a specific cause.