Chang Yu's research is focused on the areas of corporate finance, corporate governance, financial markets, and the connection between economics and public health (health economics).
Chang Yu's Ph.D. thesis examines short selling and corporate investment within U.S. public firms. One of the chapters, which explores the relationship between board gender diversity and corporate investment inefficiency, has been published in the Journal of Economics and Business.
Before joining the University of Otago, Chang Yu worked as a data analyst/researcher at ESR, a crown research institute. During this time, he contributed to research projects funded by the Ministry of Health, utilizing the SHIVERS cohort data.
- Yu, C.2024Short selling and firm investment efficiencyFinancial Markets and Portfolio Management,1-47. DOI: https://doi.org/10.1007/s11408-023-00442-1
- Yu, C.2023Board gender diversity and investment inefficiencyJournal of Economics and Business,124 ,106-107.