Our study employs an OLG model under which political strengths of different generations (the working and retirees with and without children) determine the distribution of the fiscal burden between the generations, including the future generation. We investigate the relationship between the...

We present results from a survey conducted in December 2011, in order to see if introduction of Demeny voting system will have the desired have effect of addressing gerentocracy. We have identified several facts from the survey that provides a positive answer to this question. We found that...

We look at cumulative innovations and the protection of basic research which does not carry stand-alone commercial values in an international setting. Due to the complementarity of the innovations, we ・d that for some parameter range, technology leading countries do not always prefer the...

The birth rate in Japan remains lower than the target rate. Both the population size and composition by age mean an increase in the number of elderly people and a decrease in the number of young workers. - We should squarely address the essential problem inherent in the current voting system,...

We study the role of liability rules in the case of nuclear accidents by the Tokyo Electric Power Company (TEPCO), such as the accident after the East Kanto Earthquake in Japan. We re-examine the claim that the absolute or unlimited liability is the best under actual situations. For example,...

We present a framework to examine how a standard evolves when a standard consortium or a firm (incumbent) innovates either to improve the standard or to strengthen installed base which increases switching cost. Both investments make it more difficult for another firm (entrant) to introduce a...