4 papers
Optimal Dynamic Majority-Quorum Rules: Theory and Evidence
Bhargav Nagaraja Bhatt, Jonas Gehrlein, Kremena Valkanova
We study the optimal sequential aggregation of randomly arriving votes from a finite population to identify an unknown majority preference before a fixed deadline, trading off deci…
Markov Stochastic Choice
Kremena Valkanova
We examine the effect of item arrangement on choices using a novel decision-making model based on the Markovian exploration of choice sets. This model is inspired by experimental e…
Voting with Random Proposers: Two Rounds May Suffice
Hans Gersbach, Kremena Valkanova
This paper introduces the Voting with Random Proposers (VRP) procedure to address the challenges of agenda manipulation in voting. In each round of VRP, a randomly selected propose…
Irrelevant Alternatives Bias Large Language Model Hiring Decisions
Kremena Valkanova, Pencho Yordanov
We investigate whether LLMs display a well-known human cognitive bias, the attraction effect, in hiring decisions. The attraction effect occurs when the presence of an inferior can…