This is a study to develop and solve numerical models based on Itoh’s (2003, Ch. 1) “Parts Supply Problems” for better understanding the contract theory. In the first part of this paper, by following Itoh (2003) we investigate 2- and 3-agent type cases; in the succeeding part, by using...

本論文は、2008 年と2009 年に約2,000 の世帯に対して継続して実施したアンケート調査に基づきながら、家計の公的・民間地震保険に対する選択行動におけるコンテクスト効果を検証している。2008...

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...

This paper examines pension premiums and a consumption tax as ways to finance basic pensions. The union wage model suggests that labor wage taxation increases the rate of unemployment. Using the right-to-manage model, it becomes clear that an increase in premiums for labor wages actually leads...