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econ.EM2026
Identification in Linear Quantile Panel Models
Shakeeb Khan, Elie Tamer
This paper studies identification in linear quantile panel models with unrestricted individual heterogeneity when the number of time periods is fixed and small. We impose strict ex…
econ.EM2026
Stationary Errors and Quantile Regression in Short Panels
Shakeeb Khan, Elie Tamer
This paper studies a linear panel model with an unrestricted individual effect and a time- stationary idiosyncratic disturbance. We first show that stationarity is a strong restric…
econ.EM2026
Random Set Quantile Estimation of Partially Identified Discrete Response Models
Shakeeb Khan, Tatiana Komarova, Denis Nekipelov
Semiparametric discrete choice models are widely applied in economics, yet a fundamental tension arises when covariates are discrete as regression coefficients that are point ident…