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Bibliographic Details
Main Author: Shin, Minchul
Format: Preprint
Published: 2026
Subjects:
Online Access:https://arxiv.org/abs/2603.17381
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author Shin, Minchul
author_facet Shin, Minchul
contents AI coding agents make empirical specification search fast and cheap, but they also widen hidden researcher degrees of freedom. Building on an open-source agent-loop architecture, this paper adapts that framework to an empirical economics workflow and adds a post-search holdout evaluation. In a forecast-combination illustration, multiple independent agent runs outperform standard benchmarks in the original rolling evaluation, but not all continue to do so on a post-search holdout. Logged search and holdout evaluation together make adaptive specification search more transparent and help distinguish robust improvements from sample-specific discoveries.
format Preprint
id arxiv_https___arxiv_org_abs_2603_17381
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle An Auditable AI Agent Loop for Empirical Economics: A Case Study in Forecast Combination
Shin, Minchul
Econometrics
Machine Learning
AI coding agents make empirical specification search fast and cheap, but they also widen hidden researcher degrees of freedom. Building on an open-source agent-loop architecture, this paper adapts that framework to an empirical economics workflow and adds a post-search holdout evaluation. In a forecast-combination illustration, multiple independent agent runs outperform standard benchmarks in the original rolling evaluation, but not all continue to do so on a post-search holdout. Logged search and holdout evaluation together make adaptive specification search more transparent and help distinguish robust improvements from sample-specific discoveries.
title An Auditable AI Agent Loop for Empirical Economics: A Case Study in Forecast Combination
topic Econometrics
Machine Learning
url https://arxiv.org/abs/2603.17381