Exporter ISO country code
Importer ISO country code
Symmetric Pair ID
Year
Nominal trade flows in current US dollars
Population-weighted bilateral distance between i and j, in kilometers
Indicator. Equal to 1 if i and j share a common border
Indicator. Equal to 1 if i and j speak the same official language
Indicator. Equal to 1 if i and j share a colonial relationship
Indicator that is equal to one when i and j are members of same RTA