In this survey, we review the literature investigating participatory budgeting as a social
choice problem. Participatory Budgeting (PB) is a democratic process in which citizens are …

Foundation models such as GPT-4 are fine-tuned to avoid unsafe or otherwise problematic
behavior, so that, for example, they refuse to comply with requests for help with committing …

1 Her work has been supported in part by an NRW grant for gender-sensitive universities
supporting her as a junior professor for Computational Social Choice and by the project …

Individuals do not typically reason in isolation when confronted with collectivedecision
making, but rather take into consideration the preferences of likeminded individuals and …

The paper provides an analysis of the voting method known as delegable proxy voting, or
liquid democracy. The analysis first positions liquid democracy within the theory of binary …

We consider a voting model, where a number of candidates need to be selected subject to
certain feasibility constraints. The model generalizes committee elections (where there is a …

Liquid democracy is a proxy voting method where proxies are delegable. We propose and
study a game-theoretic model of liquid democracy to address the following question: when is …

Collective decision making is concerned with aggregating information reported by a number
of individuals into a collective decision appropriately capturing the individual views as a …

We introduce a new approach for designing rules for participatory budgeting (PB), the
problem of deciding on the use of public funds based directly on the views expressed by the …

We consider the following problem in which a given number of items has to be chosen from
a predefined set. Each item is described by a vector of attributes and for each attribute there …