Retrieve metadata from CPS extract

Retrieve metadata from CPS extract

cps_version(x)

cps_citation(x)

assert_cps_version(x, version)

Arguments

x

EPI CPS extract generated from load_cps() functions

version

String version number

Value

cps_version and cps_citation return version or citation strings.

assert_cps_version returns an error when the provided version is incorrect.

Examples

cps_org <- load_org_sample(2023:2025)
#> ! Data for year 2025 excludes October
#> ℹ Using Demonstration sample EPI CPS ORG Extracts, Version 2026.2.12
cps_citation(cps_org)
#> ℹ You can cite `cps_org` as follows:
#> [1] "Economic Policy Institute. 2026. Current Population Survey Extracts, Version 2026.2.12, https://microdata.epi.org."
cps_version(cps_org)
#> [1] "2026.2.12"