China and some other Asian countries have experienced skewed sex ratios, triggering intense competition and pressure in the marriage market. Meanwhile, China has more smokers than any other country, with half of men smoke while few women smoke. Men are the major income earners in most Chinese...

Cognitive functioning is critical as in our daily life a host of real-world complex decisions in highstakes markets have to be made. The decision-making process can be vulnerable to environmental stressors. Summarizing the growing economic and epidemiologic evidence linking air pollution,...

This paper reviews the latest evidence of the effects of early life circumstances on old-age health, distinguishing in utero exposures from childhood exposures to a wide range of environments. We then leverage the growing number of studies of the impact of the Great Chinese Famine (1959-1961) on...

The COVID-19 pandemic has posed challenges to emotional well-being of individuals. With 1582 respondents from the Health and Retirement Survey (HRS), this study investigates the heterogeneity in older adults’ vulnerability and examines the relationship between vulnerability types, aging...

We consider a model of network interactions where the outcome of a unit depends on the outcomes of the connected units. We determine the key network link, i.e., the network link whose removal results in the largest reduction in the aggregate outcomes, and provide a measure that quantifies the...

In response to the outbreak of coronavirus disease 2019 (COVID-19), there have been substantial variations in policy response and performance for disease control and prevention within and across nations. It remains unclear to what extent these variations may be explained by bureaucrats'...

The Coronavirus Disease 2019 (COVID-19) pandemic is bringing about once-in-a-century changes to human society. Three key properties escalate the COVID-19 pandemic into a syndemic. To address this triple crisis, we discuss the importance of integrating early, targeted and coordinated public...

In 2014, the city of Flint, MI in the U.S. changed its public water source, resulting in severe water contamination and a public health crisis. Using the Flint Water Crisis as a natural experiment, we estimate the effect of in utero exposure to polluted water on health at birth. Matching vital...

We examine the long-term relationship between childhood circumstances and cognitive aging. In particular, we differentiate the level of cognitive deficit from the rate of cognitive decline. Applying a linear mixed-effect model to three waves of China Health and Retirement Longitudinal Surveys...

This paper estimates the extent to which childhood circumstances contribute to health inequality in old age and evaluates the importance of major domains of childhood circumstances to health inequalities in the USA and China. We link two waves of the China Health and Retirement Longitudinal...