He received his PhD from the University of British Columbia in 2012. He has been a Visiting Research Fellow at Hong Kong Institute of Monetary Research. His area of expertise is international finance and macroeconomics. In his current researches, Doctor Yu focuses on international capital flows and financial crisis, the interaction among capital controls, monetary policy and macroprudential policies, international production network and fiscal policies. His paper has appeared in Journal of International Economics, Journal of Monetary Economics, Journal of international money and finance, IMF economic review.