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This is a complete directed dyad-year data frame of Gleditsch-Ward state system members. I offer it here as a shortcut for various other functions.

Usage

gw_ddy

Format

A data frame with 1999558 observations on the following 4 variables.

gwcode1

a numeric vector for the Correlates of War state code for the first state

gwcode2

a numeric vector for the Correlates of War state code for the second state

year

a numeric vector for the year

Details

Data are a quick generation from the create_dyadyears(system="gw") function in this package.