This study examines whether or not aging is increasing the political influence wielded by Japan’s elderly and promoting a so-called “gray democracy.” Using a median voter model based on data from Japan’s 47 prefectures during the period from 2000 to 2010, we examined the relationship...

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This study examines retirement decisions in Japan, using the option value (OV) model proposed by Stock and Wise (1990) and examined by subsequent studies. This model assumes that an individual maximizes a weighted average of utility from labor income until retirement as well as that from pension...

This paper explores the public pension claiming behavior of the Japanese. First, we perform financial simulations and estimate the expected utility, depicting the typical patterns of pension benefits over a life cycle. We show that the optimal retirement age depends on the beneficiaries’...

Using the Japanese Study of Aging and Retirement (JSTAR), a new Japanese panel survey of people age 50 or older, we find that many Japanese in their early 50s - compared with those in their late 50s and early 60s - expect their level of public pension benefits to decline. We find that recent...

This study examines the work capacity of older adults in Japan. First, we estimate the relationship between a variety of health indicators and work status.Work status is divided into full-time work, part-time work, and retired for those in their 50s who are not yet age-eligible for public...

This paper investigates why so many people are premium payment defaulters or dropouts from the national pension system using household-level data from a Japanese Government Survey. The major results can be summarized as follows: (1) the dropout probability of younger cohorts does not differ...

Social security tends to be unsustainable in nature in that it reduces individuals' demand for children as a measure to support their old age, which in turn undermines the financial base of social security. Using a simple overlapping-generations model with endogenous fertility and income...

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