This experimental study measures three types of overconfidence in the decision behavior of participants from Germany and Japan. In the first stage of the experiment subjects completed a Raven Progressive Matrices test and subsequently assessed their test performance in absolute and relative...

Both excludable public goods with non-rivalry and private goods with network externalities have a coordination problem.In this study, we define generalized non-rivalry to investigate coordination mechanisms for both types of goods.We focus on the equal cost-sharing with maximal participation...

Goods whose benefits increase as the number of users increases, such as fax machines and electric cars, are called "network products," and their related effects are called "network externalities." The diffusion of network products is hampered by private or incomplete information because players...