This paper presents examination of how a pension policy affects income growth and the inflation rate in a utility model. Even if the contribution rate of pension increases because of an aging society, an aging society increases income growth and the inflation rate. Moreover, this paper presents...

This paper analyzes the impact of accepting foreign workers, not just from the perspective of an increase in imperfect substitute labor supply, but also including the indirect aspect of an increased educational burden due to the expansion of residency rights. The results lead to the conclusion...

We consider the effects of admitting immigrants with the burden of giving schooling to the native and the immigrant children. It may sound paradoxical; this model shows admitting immigrants may improve the welfare of the native when the necessary number of educators the immigrant children need...

The stock of public debt in some developed countries continues to increase because of a lack of tax revenues and the burdens of social security. Many of those developed countries suffer from lower birth rates. Child allowances might help to raise fertility, leading to higher tax revenue in the...

The public debt stock in some economically developed countries continues to increase because of a lack of tax revenues and the concomitant burdens of social security. Many of those countries suffer from lower birth rates and consequently, have fewer children. Child allowances might be an...

Informal family care presents important difficulties for the entire economy. Because of short supplies of formal elderly care, some family members are compelled to leave work to provide care for elderly relatives. Therefore, the overall loss of added value caused by informal family care is not...

Economically developed countries are confronting the aging of society. Especially, their respective shares of elderly people among the total population in Japan are highest in the world. Moreover, the labor participation rates of older people in Japan are higher than in other OECD countries....