Research on Productivity Evaluation of Infrastructure Stock

Abstract

Recently, the criticism to public works is severe. Because of aggravation of environmental problems, deterioration of financial picture and problem of holding consultations. Above all, decrease in productivity of infrastructure is the most important. The result of the investment in public works by public works is accumulated as an infrastructure, and contributes to the productivity improvement of the private sector and the improvement of the life environment.
In this research, the effect of the stock for the infrastructure that had already been maintained to bring an economic activity and the improvement at the life of the people for the long term was analyzed. Moreover, this research is focused on the manufacturing efficiency of the infrastructure.