Yoonjung Kim is a fourth-year PhD student in economics at the University of California-Irvine. She works in the fields of labor and public economics, with a particular focus on the impacts of public assistance programs on outcomes such as labor supply decisions, household consumption, and food security. In current projects, she is studying the effects of public pension reforms in South Korea, the impacts of expanding cash welfare under TANF in the U.S., and the effects of the introduction of universal free lunch in South Korean schools