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cs.GT2026
Conditioning LLMs on Social Value Orientation improves behavioural alignment in a sequential social dilemma
Marco Saponara, Axel Abels, Ann Nowé +1
Large language Models (LLMs) are increasingly used to simulate human decision-making, yet their outputs often under-represent human behavioural heterogeneity. We investigate whethe…
cs.GT2026
The prospect of a fair outcome triggers prosocial behaviour in the Centipede Game
Marco Saponara, António M. Fernandes, Elias Fernández Domingos +2
Human decision-making reflects not only material incentives, but also concern for others' gains and the ability to understand others. However, the extent to which sensitivity to fa…
cs.CL2026
Improving Cross-Cultural Survey Simulation with Calibrated Value Personas
Axel Abels, Elias Fernandez Domingos, Apurva Shah +1
Large language models (LLMs) are increasingly used to simulate human opinions and survey responses, but their ability to reproduce population responses across cultures remains limi…