policies dataset

US State Policy Adoption (SPID)

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  • Maintainer: Fridolin Linder
  • License: MIT + file LICENSE
  • Last published: 2025-11-28

About the dataset

  • Number of rows: 17835
  • Number of columns: 3
  • Class: data.frame

Column names and types

  • statenam:character
  • policy:character
  • adopt_year:integer