Keskusteluaiheita – Discussion papers No. 1012 Heli Koski* – Tobias Kretschmer** INNOVATION AND DOMINANT DESIGN IN MOBILE TELEPHONY*** * ETLA and Helsinki School of Economics, email: heli.koski@hkkk.fi ** London School of Economics and CEP, email: t.kretschmer@lse.ac.uk *** We would like to thank Arto Seppä for capable research assistance and Shayne Gary, Katrin Mühlfeld, Erkki Koskela, participants of the 2004 Easter workshop in Economics and two anonymous referees for insightful comments. This research is a part of the wireless communication research program (brie-etla.org) of BRIE, the Berkeley Roundtable on the International Economy at the University of California at Berkeley, and ETLA, the Research Institute of the Finnish Economy. Financial sup- port from Nokia and Tekes is gratefully acknowledged. All opinions expressed are those of the researchers. ISSN 0781-6847 03.04.2006 ETLA ELINKEINOELÄMÄN TUTKIMUSLAITOS THE RESEARCH INSTITUTE OF THE FINNISH ECONOMY Lönnrotinkatu 4 B 00120 Helsinki Finland Tel. 358-9-609 900 Telefax 358-9-601 753 World Wide Web: http://www.etla.fi/