3 papers
econ.TH2026
On Rational Inattention with Arbitrary Choice Sets
Chris Engh
This paper points out that rational inattention is a nested regularized optimal transport problem. We use entropic optimal transport to establish the main results in Matejka and Mc…
econ.TH2026
Rational Inattention to States and Choice Characteristics
Chris Engh, Christopher W. Engh
This paper characterizes rationally inattentive behaviour under Shannon information costs when preferences depend on uncertain choice characteristics in addition to a payoff-releva…
cs.LG2025
Using LLMs to Directly Guess Conditional Expectations Can Improve Efficiency in Causal Estimation
Chris Engh, P. M. Aronow
We propose a simple yet effective use of LLM-powered AI tools to improve causal estimation. In double machine learning, the accuracy of causal estimates of the effect of a treatmen…