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econ.EM2024
Difference-in-Differences with Sample Selection
Gayani Rathnayake, Akanksha Negi, Otavio Bartalotti +1
We consider the identification of average treatment effects on the treated (ATT) in difference-in-differences (DiD) settings in the presence of endogenous sample selection. We firs…
econ.EM2024
Testing identifying assumptions in Tobit Models
Santiago Acerenza, Otávio Bartalotti, Federico Veneri
We develop sharp, testable implications for the identifying assumptions of Tobit and IV-Tobit models: linear index, (joint) normality of errors, treatment (instrument) exogeneity,…
econ.EM2021
Identifying Marginal Treatment Effects in the Presence of Sample Selection
Otávio Bartalotti, Désiré Kédagni, Vitor Possebom
This article presents identification results for the marginal treatment effect (MTE) when there is sample selection. We show that the MTE is partially identified for individuals wh…