Beyond prompt brittleness: Evaluating the reliability and consistency of political worldviews in LLMs

Fuente: arXiv
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Autori principali: Ceron, Tanise, Falk, Neele, Barić, Ana, Nikolaev, Dmitry, Padó, Sebastian
Natura: Preprint
Pubblicazione: 2024
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author Ceron, Tanise
Falk, Neele
Barić, Ana
Nikolaev, Dmitry
Padó, Sebastian
author_facet Ceron, Tanise
Falk, Neele
Barić, Ana
Nikolaev, Dmitry
Padó, Sebastian
contents Due to the widespread use of large language models (LLMs), we need to understand whether they embed a specific "worldview" and what these views reflect. Recent studies report that, prompted with political questionnaires, LLMs show left-liberal leanings (Feng et al., 2023; Motoki et al., 2024). However, it is as yet unclear whether these leanings are reliable (robust to prompt variations) and whether the leaning is consistent across policies and political leaning. We propose a series of tests which assess the reliability and consistency of LLMs' stances on political statements based on a dataset of voting-advice questionnaires collected from seven EU countries and annotated for policy issues. We study LLMs ranging in size from 7B to 70B parameters and find that their reliability increases with parameter count. Larger models show overall stronger alignment with left-leaning parties but differ among policy programs: They show a (left-wing) positive stance towards environment protection, social welfare state and liberal society but also (right-wing) law and order, with no consistent preferences in the areas of foreign policy and migration.
format Preprint
id arxiv_https___arxiv_org_abs_2402_17649
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Beyond prompt brittleness: Evaluating the reliability and consistency of political worldviews in LLMs
Ceron, Tanise
Falk, Neele
Barić, Ana
Nikolaev, Dmitry
Padó, Sebastian
Computation and Language
Computers and Society
Due to the widespread use of large language models (LLMs), we need to understand whether they embed a specific "worldview" and what these views reflect. Recent studies report that, prompted with political questionnaires, LLMs show left-liberal leanings (Feng et al., 2023; Motoki et al., 2024). However, it is as yet unclear whether these leanings are reliable (robust to prompt variations) and whether the leaning is consistent across policies and political leaning. We propose a series of tests which assess the reliability and consistency of LLMs' stances on political statements based on a dataset of voting-advice questionnaires collected from seven EU countries and annotated for policy issues. We study LLMs ranging in size from 7B to 70B parameters and find that their reliability increases with parameter count. Larger models show overall stronger alignment with left-leaning parties but differ among policy programs: They show a (left-wing) positive stance towards environment protection, social welfare state and liberal society but also (right-wing) law and order, with no consistent preferences in the areas of foreign policy and migration.
title Beyond prompt brittleness: Evaluating the reliability and consistency of political worldviews in LLMs
topic Computation and Language
Computers and Society
url https://arxiv.org/abs/2402.17649