Selected Publications
Shape restrictions have played a central role in economics as both testable implications of theory and […]
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We derive general, yet simple, sharp bounds on the size of the omitted variable bias for […]
This paper is about the ability and means to root-n consistently and efficiently estimate linear, mean-square […]
In this paper, we derive new, nearly optimal bounds for the Gaussian approximation to scaled averages […]
We provide an adversarial approach to estimating Riesz representers of linear functionals within arbitrary function spaces. […]
This paper empirically examines how the opening of K-12 schools and colleges is associated with the […]
We develop empirical models of hedonic prices and derive hedonic indices for measuring changes in customer […]
This paper provides a method to construct simultaneous confidence bands for quantile functions and quantile effects […]
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This paper evaluates the dynamic impact of various policies, such as school, business, and restaurant closures, […]
We study targeted lockdowns in a multi-group SIR model where infection, hospitalization and fatality rates vary […]