The purpose of this paper is to develop an experimental model which links inter-institutional flow of funds to real macroeconomy and then to estimate quantitatively the effects of changing scale of postal savings or government financial institutions on GDP. The empirical analysis indicates that...

The purpose of this paper is to estimate the degree of competition of consumer loan industry in Japan utilizing responses to a questionnaire survey conducted by Japan Consumer Finance Association. Estimating the cost function, we found that the industry is characterized by large scale economies....