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econ.EM2026
Pseudo-Panel Event Studies: Econometric Foundations for Credible Applications
Dongwoo Kim
Event studies with panel data are widely used to estimate treatment effects. With repeated cross-sections, future treatment dates are unobserved for untreated individuals. Pseudo-p…
econ.EM2026
Identification and Estimation of Semiparametric Multilayered Sample Selection Models
Dongwoo Kim
Many selection problems are multilayered: agents first decide whether to participate and then sort among ordered or unordered categories. This paper shows that the sorting layer ch…
econ.EM2026
Partial Identification of the Valuation Distribution in Sequential English Auctions
Dongwoo Kim, Kyoo il Kim, Pallavi Pal
This paper extends the incomplete model of Haile and Tamer (2003) from static English auctions to sequential English auctions. Because bidders may wait for future opportunities, th…