Toivanen, Otto (contributor) - 2004 - [Elektronische Ressource]
Address of the author: Otto Toivanen, HECER, University of Helsinki, PO Box 17,
00014 University of Helsinki, Finland. Email …: otto.toivanen@helsinki.fi. I would like
to thank Ari Hyytinen, Oz Shy and Manuel Trajtenberg for discussions and com …-
ments, and participants at the Nordic IO Meeting in Helsinki, and CEPR Applied IO
Meeting in Bergen, for comments on a very …