@article{omittedvariablebiasinlanguagemodelsunder, title = {Omitted Variable Bias in Language Models Under Distribution Shift}, author = {Victoria Lin and Louis-Philippe Morency and Eli Ben-Michael}, year = {2026}, eprint = {2602.16784}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2602.16784}, }