Nicolai Hanner, Rüdiger Zarnekow. Purchasing Behavior in Free to Play Games: Concepts and Empirical Validation. In Tung X. Bui, Ralph H. Sprague Jr., editors, 48th Hawaii International Conference on System Sciences, HICSS 2015, Kauai, Hawaii, USA, January 5-8, 2015. pages 3326-3335, IEEE, 2015. [doi]
Abstract is missing.