Research Staff
Sokbae (Simon) Lee
Columbia University and IFS
Selected Publications
Economic theory often provides shape restrictions on functions of interest in applications, such as monotonicity, convexity, […]
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The vast majority of immigrants to the United States at the beginning of the 20th century […]
This paper studies inference of preference parameters in semiparametric discrete choice models when these parameters are […]
There is considerable interest in understanding how important market frictions are in stiffing the transmission of […]
Using the Reinhart-Rogoff dataset, we find a debt threshold not around 90 percent but around 30 […]
The estimation problem in this paper is motivated by maximum score estimation of preference parameters in […]
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We consider a high-dimensional regression model with a possible change-point due to a covariate threshold and […]
We present the clrbound, clr2bound, clr3bound, and clrtest commands for estimation and inference on intersection bounds […]
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In this paper, we investigate what can be learned about average counterfactual outcomes when it is […]
We analyze cross-country trends in technological progress over the period of 1980-2011 by examining citations data […]