Irepa Links Economici
Economici
  Link   EAFE
  Link   EDIRC
Economics Departments, Institutes and Research Centers in the World
  Link   IIFET
  Link   Penn World Tables
PWT contains data for 152 countries and 29 subjects
  Link   WebEc
is an effort to categorize free information in economics in the WWW. Data about electronic working papers, code for economics and econometrics, information on printes working papers etc.