Development economists have argued that interesting dynamics exist in the intergroup movement of countries in terms of several development parameters. However, standard mobility measures are aggregative in nature. They do not study intergroup variation in mobility. In an earlier paper, we have...

This paper experimentally investigates the effects of a costly punishment option on cooperation and social welfare in long finitely repeated public good contribution games. In a perfect monitoring environment increasing the severity of the potential punishment monotonically increases both...

This paper is aimed to provide some responses to the following three hotly debated issues regarding China¡¯s new rural cooperative medical system (NCMS), which was launched at the beginning of 2003. Firstly, how many people would join the system voluntarily? Secondly, can the system be...