Under the current fiscal conditions in many local, regional as well as the national government, the public schools face the substantial budget short falls . In order to alleviate the substantial budget shortage, it is important to raise efficiency, particularly in primary education as the costs...

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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...

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...