Akin, Guzin Gulsun; Aysan, Ahmet Faruk; Kara, Gazi Ishak and Yildiran, Levent (2008): Non-price competition in credit card markets through bundling and bank level benefits. Unpublished.
Akin, Guzin Gulsun; Aysan, Ahmet Faruk; Kara, Gazi Ishak and Yildiran, Levent (2008): The Failure of Price Competition In The Turkish Credit Card Market. Unpublished.
Akin, Guzin Gulsun; Aysan, Ahmet Faruk and Yildiran, Levent (2008): Transformation of the Turkish Financial Sector in the Aftermath of the 2001 Crisis. Unpublished.