Tax-To-GDP Ratios.

Tax-To-GDP Ratios  Tax as a percentage of GDP indicates the share of a country's output that is collected by the government through tax and it can be regarded a key measure of the degree to which a government controls a country's resources. While Greece recorded the largest increase in its tax-to-GDP ratio last year (2.2 percentage points), Denmark had the highest of any OECD country at 45.9 percent. Read more.