Fair risk algorithms

RA Berk, AK Kuchibhotla… - Annual Review of …, 2023 - annualreviews.org
Machine learning algorithms are becoming ubiquitous in modern life. When used to help
inform human decision making, they have been criticized by some for insufficient accuracy …

Policy learning with asymmetric utilities

E Ben-Michael, K Imai, Z Jiang - arXiv preprint arXiv:2206.10479, 2022 - arxiv.org
Data-driven decision making plays an important role even in high stakes settings like
medicine and public policy. Learning optimal policies from observed data requires a careful …

Optimal and fair encouragement policy evaluation and learning

A Zhou - Advances in Neural Information Processing …, 2024 - proceedings.neurips.cc
In consequential domains, it is often impossible to compel individuals to take treatment, so
that optimal policy rules are merely suggestions in the presence of human non-adherence to …

Policy learning with asymmetric counterfactual utilities

E Ben-Michael, K Imai, Z Jiang - Journal of the American Statistical …, 2024 - Taylor & Francis
Data-driven decision making plays an important role even in high stakes settings like
medicine and public policy. Learning optimal policies from observed data requires a careful …

Policy learning under biased sample selection

L Lei, R Sahoo, S Wager - arXiv preprint arXiv:2304.11735, 2023 - arxiv.org
Practitioners often use data from a randomized controlled trial to learn a treatment
assignment policy that can be deployed on a target population. A recurring concern in doing …

Experimental evaluation of algorithm-assisted human decision-making: Application to pretrial public safety assessment

K Imai, Z Jiang, DJ Greiner, R Halen… - Journal of the Royal …, 2023 - academic.oup.com
Despite an increasing reliance on fully-automated algorithmic decision-making in our day-to-
day lives, humans still make consequential decisions. While the existing literature focuses …

Estimating and improving dynamic treatment regimes with a time-varying instrumental variable

S Chen, B Zhang - Journal of the Royal Statistical Society Series …, 2023 - academic.oup.com
Estimating dynamic treatment regimes (DTRs) from retrospective observational data is
challenging as some degree of unmeasured confounding is often expected. In this work, we …

Bayesian safe policy learning with chance constrained optimization: Application to military security assessment during the vietnam war

Z Jia, E Ben-Michael, K Imai - arXiv preprint arXiv:2307.08840, 2023 - arxiv.org
Algorithmic and data-driven decisions and recommendations are commonly used in high-
stakes decision-making settings such as criminal justice, medicine, and public policy. We …

Distributionally robust causal inference with observational data

D Bertsimas, K Imai, ML Li - arXiv preprint arXiv:2210.08326, 2022 - arxiv.org
We consider the estimation of average treatment effects in observational studies and
propose a new framework of robust causal inference with unobserved confounders. Our …

Off-policy evaluation beyond overlap: partial identification through smoothness

S Khan, M Saveski, J Ugander - arXiv preprint arXiv:2305.11812, 2023 - arxiv.org
Off-policy evaluation (OPE) is the problem of estimating the value of a target policy using
historical data collected under a different logging policy. OPE methods typically assume …