Some people are questioning your math - I think this is due ambiguity in the expression, "Administration of the US health system alone accounts for about 7% sha

Some people are questioning your math - I think this is due ambiguity in the expression, "Administration of the US health system alone accounts for about 7% share of total spending". My initial thought was this meant 7% of GDP, but it seems the OECD article means 7% of health spending.