You can find here links of interest on wordwide taxation and international comparisions.
GDP growth in Europe, USA and Japan 2000 – 2011
Taxation Trends in the European Union, 2009
Government Finance statistics – 1/2009
Government Finance statistics – 2/2009
Consumption Tax Trends – OECD, 2008
EU27 Tax Rate Ratio at 39.8% of GDP in 2007
Tax Administration in OECD and Selected non-OECD Countries – Comparative Information Series (2006)
Consumption Tax Trends – OECD, 2006
Wealth tax comparison in OECD countries
Value added tax (VAT) rate comparison
OECD Study Shows Tax Wedges Continue to Fall (OECD 2004)
