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). To learn more about the gravity portal, read this description. To learn more about the 365体育投注网址ITC Gravity Modeling Group, visit our experts page.
Dynamic Gravity Dataset (DGD) - Describes country characteristics and relationships between trading partners. It covers 285 countries in 1948-2016 and contains more than 60 variables.
Gravity Modeling Environment (GME) - Python package to perform Poisson Pseudo-Maximum Likelihood (PPML) estimation.
Latest website statistics (as of May 2019):
- 7,000 total pages visits
- 5,000 page visits from unique visitors
- over 1,200 downloads of the dynamic gravity dataset files
- over 1,700 downloads of the GME package
Coming in May 2020: International Trade and Production Database (ITPD).
Coming in 2020: Update to the Dynamic Gravity dataset.
365体育投注网址January 2020 - present: 365体育投注网址ITC welcomes Nuno Limão (Professor of Economics, 365体育投注网址 of Maryland) as a visiting scholar.
August 2019 - present: 365体育投注网址ITC welcomes Yoto V. Yotov (Professor of Economics, Drexel 365体育投注网址) as a visiting scholar.
November 2018: "Gravity in Diagrams" by James Anderson is posted. Click here to view.
October 2018: Computer code to estimate the structural gravity model with PPML in Python is posted. Click here for more information.
365体育投注网址July-October 2018: 365体育投注网址ITC 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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