4 papers
Impact of Price Inflation on Algorithmic Collusion Through Reinforcement Learning Agents
Sebastián Tinoco, Andrés Abeliuk, Javier Ruiz del Solar
Algorithmic pricing is increasingly shaping market competition, raising concerns about its potential to compromise competitive dynamics. While prior work has shown that reinforceme…
Zero-Shot Decision Tree Construction via Large Language Models
Lucas Carrasco, Felipe Urrutia, Andrés Abeliuk
This paper introduces a novel algorithm for constructing decision trees using large language models (LLMs) in a zero-shot manner based on Classification and Regression Trees (CART)…
Fairness in LLM-Generated Surveys
Andrés Abeliuk, Vanessa Gaete, Naim Bro
Large Language Models (LLMs) excel in text generation and understanding, especially in simulating socio-political and economic patterns, serving as an alternative to traditional su…
Hybrid Forecasting of Geopolitical Events
Daniel M. Benjamin, Fred Morstatter, Ali E. Abbas +26
Sound decision-making relies on accurate prediction for tangible outcomes ranging from military conflict to disease outbreaks. To improve crowdsourced forecasting accuracy, we deve…