most citedGood Controls Gone Bad: Difference-in-Differences with Covariates

3 citations · 4 across the 4 of their papers we have counts for

collaborators

5 papers

econ.GN2026

Representation Risk in Pretrained Image Encoders

Ardyn Nordstrom, Morgan Nordstrom, Vamuyan Sesay +1

Applied researchers increasingly convert images into features with pretrained encoders, then use those features in a downstream prediction model. The encoder is often treated as an…

econ.EM2026

Which Policy Works, and Where? Estimation and Inference for State-Level Treatment Effects in Difference-in-Differences

Nichole Austin, Sunny R. Karim, Erin Strumpf +1

Policies with a common objective and implementation date may differ in details or context. We distinguish the aggregate average treatment effect on the treated (ATT) from sub-aggre…

econ.EM2024★ 3 cited

Good Controls Gone Bad: Difference-in-Differences with Covariates

Sunny Karim, Matthew D. Webb

This paper introduces the common causality of covariates (CCC) assumption in difference-in-differences with covariates. This assumption stipulates that covariates must have common…

econ.GN2024★ 1 cited

Using Images as Covariates: Measuring Curb Appeal with Deep Learning

Ardyn Nordstrom, Morgan Nordstrom, Matthew D. Webb

This paper details an innovative methodology to integrate image data into traditional econometric models. Motivated by forecasting sales prices for residential real estate, we harn…

econ.EM2024

Difference-in-Differences with Unpoolable Data

Sunny Karim, Matthew D. Webb, Nichole Austin +1

Difference-in-differences (DID) is commonly used to estimate treatment effects but is infeasible in settings where data are unpoolable due to privacy concerns or legal restrictions…