Gravity Portal

This is the homepage for the data and computer code related to gravity modeling of international trade. This data and code are designed to work together as the Gravity Modeling Environment (GME). For more information, continue here.



NEW: October 2018: Computer code to estimate the structural gravity model with PPML in Python is posted. Click here for more information.

July-October 2018: USITC welcomes James E. Anderson (William B. Neenan S.J. Millennium Professor of Economics at Boston College) as a visiting scholar.

April 2018: The Dynamic Gravity dataset is posted. You can get the data by using the links on the left.

January 2018: The Gravity Portal is open. This page can be reached at


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