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04/18/2023
Doubly Robust Estimators with Weak Overlap
In this paper, we derive a new class of doubly robust estimators for tre...
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01/04/2022
What's Trending in Difference-in-Differences? A Synthesis of the Recent Econometrics Literature
This paper synthesizes recent advances in the econometrics of difference...
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02/02/2021
Efficient Estimation for Staggered Rollout Designs
Researchers are frequently interested in the causal effect of a treatmen...
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10/09/2020
When Is Parallel Trends Sensitive to Functional Form?
This paper assesses when the validity of difference-in-differences and r...
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03/30/2020
Specification tests for generalized propensity scores using double projections
This paper proposes a new class of nonparametric tests for the correct s...
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10/02/2018
Covariate Distribution Balance via Propensity Scores
The propensity score plays an important role in causal inference with ob...
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03/23/2018