Graduate Trade

Elements of Advanced International Trade (class notes with Costas Arkolakis)

Lecture Notes

Lecture #1 - CES Demand and the Armington Model (Class Notes: Sections 3.1-3.3)

Lecture #2 - Homogeneous Firms (Class Notes: Section 3.4)

Lecture #3 - Heterogeneous Firms (Class Notes: Section 4.5)

Lecture #4 - Comparative Advantage with Many Countries (Class Notes: Section 4.3)

Lecture #5 - Existence and Uniqueness of Gravity Trade Models

Lecture #6 - Welfare in Gravity Trade Models

Lecture #7 - Economic Geography

Lecture #8 - Trade and Migration

Lecture #9 - Calibration and Counterfactuals of Gravity Trade Models

Lecture #10 - Optimal Trade Policy

Lecture #11 - Estimating Gravity Trade Models

Problem Sets

Problem Set #1

Problem Set #2 (Simulation data)

Problem Set #3 (Trade data)