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Recently, Japanese public pension scheme has been discussed more often, especially about how to finance the scheme. It is possible to finance the scheme by wage-proportional contribution or by Value-Added-Tax, but the allocation may be different depending on the financial method. I find that an...

年金の議論が盛んになってきているが, その中で特に関心がもたれているのは財政方式の問題である。財政方式には保険料方式と消費税方式などがあり, それに依存して資源配分が変化する。本研究では,...

Recently, as low birth rates and the aging of society have intensified, considerable analysis is being conducted using overlapping generations models with endogenous birth rates. However, most previous studies have assumed full employment. Since it is the case that unemployment does exist in...

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Research was conducted concerning the effects of child support. Many earlier studies have assumed full employment. However, in the real economy, there is unemployment. The relation between the number of children in the economy and unemployment was investigated. The overlapping generation model...

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Housing wealth and financial wealth are the most important asset categories in households' portfolios, and they are the joint outcomes of one decision process by households. This paper investigates how the investment decision for housing and financial wealth of households are interrelated with...