We analyze the effect of a wife’s human capital on her husband’s earnings, using individual-level data for Japan in the period 2000–2003. We find a positive association between a wife’s education and her husband’s earnings, which can be attributed to the assortative mating effect as...

Using a data set for all sumo wrestlers in the post-World War II period, this paper investigates how wrestlers’ body mass index (BMI) is associated with wrestlers’ winning rate and absence rate. Further, the effect of BMI is compared between an early period (before the emergence of foreign...

Japanese household-level data describing a husband's earnings, his wife's working status, and their schooling levels are used to test the implications of a model proposing a time-consuming process of human capital accumulation within marriages, in which an educated wife is more productive. The...

Empirical results using Japanese data suggest that social trust improves student language and mathematics achievement test scores in primary and junior high school. After controlling for endogeneity bias, social trust had a greater effect on scores for primary school students than on scores for...

This paper attempts to examine how social trust influences human capital formation using prefectural level data in Japan. To this end, I constructed a proxy for social trust, based on the Japanese General Social Surveys. After controlling for socioeconomic factors, I found that social trust...

This paper examined the ways and the extent to which human capital and social trust are associated with the learning process of a manager in making operations decisions through experience. To this end, using a data set originally and purposively constructed by the author, I investigated the...

In this paper, we explore the relationship between the influence of wives’ human capital on their husbands’ earnings and their labor participation using individual level data for Japan in the period 2000–2003. We found that a wife’s human capital has a positive effect on her husband’s...

This paper attempts to examine how social trust influences human capital formation using prefectural level data in Japan. To this end, I constructed a proxy for social trust, based on the Japanese General Social Surveys. After controlling for socioeconomic factors, I found that social trust...

Sumo wrestling is a traditional fighting sport in Japan and has been popular since the 18th century (the Edo period). Using a data set for all sumo wrestlers in the post-World War II period, this paper investigates how wrestlers’ body mass index (BMI) is associated with their win rate and...

We analyze the effect of a wife’s human capital on her husband’s earnings, using individual-level data for Japan in the period 2000–2003. We find a positive association between a wife’s education and her husband’s earnings, which can be attributed to the assortative mating effect as...