This repository contains the code to analyze the cross-subsidization of the National Flood Insurance Program (NFIP)'s Community Rating System. The NFIP data is available for download from https://www.fema.gov/openfema-data-page/fima-nfip-redacted-policies-v2 and https://www.fema.gov/flood-insurance/work-with-nfip/risk-rating/single-family-home.
Data created using this repository is located at this Zenodo repository: https://zenodo.org/records/12694104.