inst/README.md

In undidR: Difference-in-Differences with Unpoolable Data

Example Data Files

These CSV files are all generated by undidR package functions. The data processed by undidR::undid_stage_two() (the filled_diff.csv files and the trends_data.csv files) comes from the college enrollment and merit aid data from Conley and Taber (2011). The original data is publicly available: https://economics.uwo.ca/people/conley_docs/code_to_download.html

Data Description

The original data includes the following variables: - coll: Binary indicator for college enrollment (outcome variable) - merit: Binary indicator for merit program (treatment variable) - male: Binary indicator for male students - black: Binary indicator for Black students - asian: Binary indicator for Asian students - year: Year of observation - state: State identifier

Citation

If you use this data, please cite:

Conley, Timothy G., and Christopher R. Taber. "Inference with "difference in differences" with a small number of policy changes." The Review of Economics and Statistics 93.1 (2011): 113-125.

Karim, Sunny, Matthew D. Webb, Nichole Austin, and Erin Strumpf. "Difference-in-Differences with Unpoolable Data." arXiv preprint arXiv:2403.15910 (2024).

undidR documentation built on April 3, 2025, 5:42 p.m.