Guangjun Qu is an international economist whose teaching and research explore the global consequences of U.S. trade and capital flows. His interests include the causes and effects of the U.S. trade deficit, reshaping global supply chains, and the dominance of the U.S. dollar in the global economy. At DePauw, he also teaches Macroeconomics and Asian Economies. His courses examine how fiscal and monetary policy decisions impact everyday life, and how countries such as China, India, Japan, South Korea, and Vietnam have achieved rapid economic growth.

Qu’s research investigates the far-reaching effects of U.S. trade policy, including student-faculty collaborative projects analyzing the U.S.–China trade war. He has also published in leading journals on government corruption and anti-corruption strategies, using psychological and behavioral perspectives to explore how citizens perceive corruption.