cw_system {isard} | R Documentation |
States (Correlates of War System)
Description
These are the independent states in the Correlates of War system.
Usage
cw_system
Format
A data frame with the following 5 variables.
ccode
a numeric vector for the Correlates of War state code
cw_abb
a character vector for the state abbreviation
cw_name
a character vector for the state name
start
a date for system entry
end
a date for system exit
Details
The end column is current as of Dec. 31, 2016. That date is reflected in the
end
column for states still active today.
References
Gleditsch, Kristian S. and Michael D. Ward. 1999. "A Revised List of Independent States since the Congress of Vienna." International Interactions 25(4): 393–413.
Examples
str(cw_system)
head(cw_system)
[Package isard version 0.1.0 Index]