The trade datasets are based on two data collections of exports and imports among states over the period of 1870-2008.
Barbieri, Katherine and Omar Keshk. 2012. Correlates of War Project Trade Data Set Codebook, Version 3.0. Online: http://correlatesofwar.org.
Barbieri, Katherine, Omar M. G. Keshk, and Brian Pollins. 2009. “TRADING DATA: Evaluating our Assumptions and Coding Rules.” Conflict Management and Peace Science. 26(5): 471-491.
Gleditsch, Kristian S. 2002. Expanded Trade and GDP Data. Journal of Conflict Resolution, 46(5): 712-724. Data available at: http://weber.ucsd.edu/~kgledits/exptradegdp.html.
International Trade Data:
- Dyadic Trade: This is a valued network dataset in dyadic format.
- Dyadic Trade (matrix): This is a matrix format of the Dyadic Trade file.
- Dyadic Trade (binary): This is binary version of the Dyadic Trade file.
- Dyadic Trade (binary matrix): This is the binary Dyadic Trade dataset in matrix format.
International Trade Codebook: