Information on Structural funds of the European Union on the homepage administered by the Ministry of Finances 

Information on monetary and financial indicators on the homepage of European Central Bank 
http://www.ecb.europa.eu/

Eurobarometer Surveys on the public opinion in the Member States. Surveys and studies address major topics concerning European citizenship: enlargement, social situation, health, culture, information technology, environment, the Euro, defence, etc.
http://ec.europa.eu/public_opinion/index_en.htm

General information on the EU

European Union Information Library
Ministry of Foreign Affairs. European Union
EUROPE DIRECT information points

National Statistical Institutes

Links to National statistical institutes of European countries here.