3 papers
econ.EM2026
Quantile restrictions, revealed rankings, and the limits of multinomial choice
Tatiana Komarova
This paper analyzes when choice probabilities reveal rankings of deterministic utility indices in semiparametric discrete choice models. It begins with binary choice, where quantil…
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…
stat.ME2019
Testing nonparametric shape restrictions
Tatiana Komarova, Javier Hidalgo
We describe and examine a test for a general class of shape constraints, such as constraints on the signs of derivatives, U-(S-)shape, symmetry, quasi-convexity, log-convexity, …