On CRAN
Coppock, Alexander, Alan S. Gerber, Donald P. Green, and Holger L. Kern. 2026. attrition: Addressing Nonignorable Attrition with Double Sampling and Bounds. R package version 1.0.0.
Coppock, Alexander, Graeme Blair, Jasper Cooper, Macartan Humphreys, and Neal Fultz. 2026. DeclareDesign: A Tidyverse-First Research Design Declaration and Diagnosis Tool. R package version 2.0.0.
DesignLibrary
Blair, Graeme, Jasper Cooper, Alexander Coppock, Macartan Humphreys, Clara Bicalho, Neal Fultz, and Lily Medina. 2021. DesignLibrary: Library of Research Designs. R package version 0.1.10.
Coppock, Alexander, Graeme Blair, Jasper Cooper, and Luke Sonnet. 2026. estimatr: Fast Estimators for Design-Based Inference. R package version 2.0.1.
Coppock, Alexander, Graeme Blair, Jasper Cooper, Macartan Humphreys, Aaron Rudkin, and Neal Fultz. 2026. fabricatr: Tidyverse-First Data Fabrication. R package version 2.0.0.
Coppock, Alexander. 2026. randomizr: Easy-to-Use Tools for Common Forms of Random Assignment and Sampling. R package version 2.0.1.
Blair, Graeme, Alexander Coppock, and Macartan Humphreys. 2026. rdss: Companion Datasets and Functions for Research Design in the Social Sciences. R package version 1.0.16.
Coppock, Alexander. 2026. ri2: Randomization Inference for Randomized Experiments. R package version 0.5.0.
Coppock, Alexander. 2026. vayr: Extensions for ‘ggplot2’ to Visualize as You Randomize. R package version 1.1.0.
On GitHub
conjointmatchups
Coppock, Alexander. 2026. conjointmatchups: Reshape and Extract Matchups from Forced-Choice Conjoint Experiments. R package version 0.0.0.9000.
estimatrTools
Coppock, Alexander. 2026. estimatrTools: Data-Driven Covariate Adjustment for the ‘estimatr’ Estimators. R package version 0.1.0.
excheckr
Coppock, Alexander. 2025. excheckr: Tools for Exploring and Checking Experimental Data. R package version 0.1.0.
FEDAI
Coppock, Alexander. 2026. FEDAI: Tables and Datasets Used in ‘Field Experiments: Design, Analysis, and Interpretation’. R package version 0.1.0.
metaprep
Coppock, Alexander. 2025. metaprep: Tidy Preparation of Dependent Effect Estimates for Meta-Analysis. R package version 0.4.1.