Implementation in an interdependent value framework. - Levent Ülkü (Math. Soc. Sci., 2014)

On cost sharing in the provision of a binary and excludable public good. - Jordi Massó; Antonio Nicolò; Arunava Sen; Tridib Sharma; Levent Ülkü (J. Econ. Theory, 2015)

Choosing two finalists and the winner. - Gent Bajraj; Levent Ülkü (Soc. Choice Welf., 2015)

On the maximization of menu-dependent interval orders. - Juan P. Aguilera 001; Levent Ülkü (Soc. Choice Welf., 2017)

Luce rule with limited consideration. - Alonso Ahumada; Levent Ülkü (Math. Soc. Sci., 2018)

Diversity relations over menus. - Jimena Galindo; Levent Ülkü (Soc. Choice Welf., 2020)

A model of approval with an application to list design. - Paola Manzini; Marco Mariotti; Levent Ülkü (J. Econ. Theory, 2024)