It is well known that the diffusion of the Internet over society has been faster than that of the traditional telecommunication service such as the telephone. There are some differences between the demand diffusion patterns of telephone services and the Internet as well as among the demand...

Since previous frameworks and methods for evaluation of national R&D have mainly focused on short-term R&D outputs, long-term R&D outcomes have been neglected so that they have failed to be fully utilized and spread. Thus, it is imperative to mirror long-term R&D outcomes in performance...