Xiang Liu
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Teaching

Teaching by Xiang Liu, PhD candidate in Economics at the University of Minnesota.

Teaching

University of Minnesota

Instructor, ECON 4431W: International Trade Undergraduate; Fall 2025 & Spring 2026 Recognition. Distinguished Instructor, Fall 2025.

Course. ECON 4431W: International Trade.

Role. Instructor.

Description. What is the essence of international trade? What are the main factors that determine trade patterns? Who benefits from trade and by how much? How do immigration, technological progress, and trade policies such as tariffs and quotas affect welfare? How will technological progress in the developing world affect the developed world? What are the effects of barriers to trade, such as tariffs and quotas? To answer those questions properly, we need economic tools in trade.

This course introduces both the theoretical and empirical analysis of international trade. We will investigate classic models such as the basic exchange economy, the Armington model, the Ricardian model, and more. On the other hand, we will connect these models to evidence, including using the gravity equation and regression analysis.

Enrollment. 57 students in Fall 2025 and 54 students in Spring 2026.

Materials. Syllabus is here, sample slides are here, and other teaching materials are available upon request.

Teaching Assistant, ECON 1101: Principles of Microeconomics Undergraduate; Fall 2023 & Spring 2024 Recognition. Distinguished TA, Fall 2023 & Spring 2024.

Course. ECON 1101: Principles of Microeconomics.

Role. Teaching Assistant.

Description. This course introduces core concepts in microeconomics, including consumer choice, producer behavior, markets, welfare, externalities, market power, and the role of public policy.

Enrollment. 240 students.

Materials. Discussion materials and teaching notes are available upon request.

 

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