This paper draws on a unique data set, hojok (household registers), to estimate numeracy levels in Korea, 1550–1630, and evidence on Japan and China from the early modern period until 1800. We found that a substantial share of East Asians rounded their ages to multiples of five. However, the...

This paper draws on a unique data set, hojok (household registers), to estimate numeracy levels in Korea, 1550-1630, and evidence on Japan and China from the early modern period until 1800. We found that a substantial share of East Asians rounded their ages to multiples of five. However, the...

Happiness is often ignored in development economics even though it is generally considered the ultimate goal in life. Using the Indonesia Family Life Survey, this paper elucidates factors related to happiness in Indonesia in an ordered probit analysis. Some factors yield results consistent with...

This paper draws on a unique data set, hojok (household registers), to estimate numeracy levels in Korea, 1550-1630, and evidence on Japan and China from the early modern period until 1800. We found that a substantial share of East Asians rounded their ages to multiples of five. However, the...

Effects of school choice have not been satisfactorily resolved empirically and theoretically. I provide a theory of school choice. I show that a positive assortive matching between teachers and students maximizes the production of education. Also the production can be augmented by letting...

Effects of school choice have not been satisfactorily resolved empirically and theoretically. I provide a theory of school choice. I show that a positive assortive matching between teachers and students maximizes the production of education. Also the production can be augmented by letting...

Although people constantly search for partners, there are always some ones who are left as singles. This paper provides a simple model to demonstrate that this can happen even in the environment most conducive to partnership, when monitoring infidelity is not perfect. The intuition is that, when...