Deterioration of public capital in the US has been reported to be in crisis since the mid 1970s. There is an argument which insists that the deterioration is caused by the shortage of expenditure on the maintenance of public capital. The budget allocation for maintenance is not a technological...

The purposes of this paper are to describe the behaviors of consumers and producers in the knowledge creation process and derive the optimal strategy for increasing the value of creativity in the market. This paper mathematically models the incentives that consumers have to contribute to...

This paper examines the knowledge creation process that takes place in a group of superstar innovators. How does a superstar innovator influence the generation of knowledge in a team? In particular, does the effect increase nonlinearly as the number of talented team members increases? We explore...

Since the second half of the 1990s, the decline in academic standards in mathematics and science among undergraduate students in Japan has been noted. Despite this, problems in science education have become increasingly severe, and their impact is having a mounting effect on Japan’s economy....