At present, Vietnam is regarded as the most notorious country regarding copyright infringement. China, joining WTO in 2001, has since implemented strict copyright measures. Even though Vietnam has laws covering intellectual property rights, enforcement is almost non-existent. We investigated how...

This paper considers how optimal copyright enforcement is affected by the development of those media industries promoting musicians. Accounting for situations in both developing and developed countries, we point out two cases, a strictly convex and a strictly concave profit function with respect...