Data sources on elections (in general):
ECPR’s Political Data Yearbook (elections in EU countries and a few other developed nations)
Making Electoral Democracy Work (MEDW) project – In particular, pre-election and post-election data from 5 countries and different electoral arenas (national, subnational, and supranational).
Data on political parties
Useful links on Central and Eastern Europe
Useful links on other selected countries
Canadian Elections Database – Excellent website by Anthony Sayers, U. of Calgary.
Websites of some colleagues and co-authors:
André Blais, University of Montreal
Damien Bol, King’s College London
Ruth Dassonneville, University of Montreal
Alexander Morin-Chassé, University of Montreal
Jan Rovny, Sciences Po, Paris
Alexander Wuttke, University of Manheim