In this paper we estimate the causal effect of having brothers as compared to having sisters on individuals' happiness in China. To identify the effect, we explore random gender assignment of siblings, conditional on the number of siblings, among urban residents born before the One Child Policy...

We investigate the effects of air pollution on individuals' life satisfaction, uncovering important heterogeneity in the impact. Using self-reported life satisfaction data from South Korea, we show that individuals report, ceteris paribus, lower life satisfaction in response to worsening air...

This paper examines the links between early childhood development and the subjective well-being of their caregivers. Using survey data collected among 390 households in rural western China, we investigate the correlations between early child development indicators and the life evaluations,...

This paper presents the preliminary findings from the randomized experiment on early childhood education in Yunnan province, China. In the treatment group, caregivers were gathered together regularly to be trained by kindergarten teachers on parenting skills, and extracurricular books are made...