The European Economic Association has carried out a thorough study on the research performance of the Economics' Departments in Europe.
If you are a member of the EEA, you can check the appropriate references in the Association's web site.
Some of these papers are available on-line:
Ranking Economics Departments in Europe: A statistical approach, by Michel Lubrano, Luc Bauwens, Alan Kirman and Camelia Protopopescu
Full text PDF 257 Kb
Rankings of Academic Journals and Institutions in Economics, by Pantelis Kalaitzidakis, Theofanis P. Mamuneas and Thanasis Stengos
Full text PDF 258 Kb
Revealed Performances. Worldwide Rankings of Economists and Economics Departments 1969-2000 by Tom Coupé
Full text PDF 338 Kb