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Country membership in IGOs by year

Source: R/data.R
state_year_format3.Rd

Data on IGOs from 1815 to 2014 at the country-year level. Contains one record per country-year, with years listed at five-year intervals through 1965 and annually thereafter.

Format

data.frame with 15,557 rows. Relevant fields:

  • ccode: COW country number, see states2016.

  • year: Calendar year.

  • state: Abbreviated state name, identical to variable names in igo_year_format3.

  • aaaid...wassen: IGO variables containing information on state membership status. See Details.

See Codebook Version 3 IGO Data.

Source

Intergovernmental Organizations (v3), The Correlates of War Project (IGO Data Stata Files).

Details

Possible values for the status of a state in the IGO are:

CategoryNumerical Value
No Membership0
Full Membership1
Associate Membership2
Observer3
Missing data-9
IGO Not In Existence-1

See the igo_recode_stateyear() section for an easy way to recode the numerical values into factors.

Note

Raw data used internally by igoR.

References

Pevehouse, J. C., Nordstrom, T., McManus, R. W., & Jamison, A. S. (2020). Tracking organizations in the world: The Correlates of War IGO Version 3.0 data sets. Journal of Peace Research, 57(3), 492–503. doi:10.1177/0022343319881175 .

See also

countrycode::countrycode() to convert between different country code schemes.

Other datasets: igo_recode_igoyear(), igo_year_format3, states2016

Examples

data("state_year_format3")
dplyr::tibble(state_year_format3)
#> # A tibble: 15,557 × 537
#>    ccode  year state aaaid  aacb aalco  aaro  aata aatpo abeda abepseac   acc
#>    <dbl> <dbl> <chr> <dbl> <dbl> <dbl> <dbl> <dbl> <dbl> <dbl>    <dbl> <dbl>
#>  1     2  1816 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#>  2     2  1817 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#>  3     2  1818 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#>  4     2  1819 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#>  5     2  1820 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#>  6     2  1821 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#>  7     2  1822 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#>  8     2  1823 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#>  9     2  1824 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#> 10     2  1825 usa      -1    -1    -1    -1    -1    -1    -1       -1    -1
#> # ℹ 15,547 more rows
#> # ℹ 525 more variables: acct <dbl>, acdt <dbl>, aci <dbl>, acml <dbl>,
#> #   acp <dbl>, acpeu <dbl>, acs <dbl>, acso <dbl>, acssrb <dbl>, acu <dbl>,
#> #   acwl <dbl>, afesd <dbl>, afeximb <dbl>, afgec <dbl>, afpu <dbl>,
#> #   afrand <dbl>, afristat <dbl>, afspc <dbl>, afte <dbl>, agc <dbl>,
#> #   agpundo <dbl>, aic <dbl>, aidc <dbl>, aido <dbl>, aioec <dbl>, aipo <dbl>,
#> #   aitic <dbl>, alo <dbl>, alsf <dbl>, amco <dbl>, amcow <dbl>, amf <dbl>, …