Customer Data used in “Empirical Validation and Comparison of Models for Customer Base Analysis” with Emine Batislam and Meltem Denizel (Sabanci University), International Journal of Research in Marketing, 24(3) pp. 201-209, September 2007.
Historical Turkish Data used in “Sources of long-term economic growth for Turkey, 1880-2005” with Sumru Altug (Koc University) and Sevket Pamuk (Bogazici University), European Review of Economic History, 12(3) pp. 393-430, December 2008.