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 …

Proof of stake (PoS) protocols rely on voting mechanisms to reach consensus on the current
state. If an enhanced majority of staking nodes, also called validators, agree on a proposed …

When autonomous agents interact in the same environment, they must often cooperate to
achieve their goals. One way for agents to cooperate effectively is to form a team, make a …

Weighted voting games provide a simple model of decision-making in human societies and
multi-agent systems. Such games are described by a set of players, a list of playersʼ …

Core-selection is a crucial property of rules in the literature of resource allocation. It is also
desirable, from the perspective of mechanism design, to address the incentive of agents to …

We propose a multi-agent learning approach for designing crowdsourcing contests and All-
Pay auctions. Prizes in contests incentivise contestants to expend effort on their entries, with …

Weighted voting is a classic model of cooperation among agents in decision-making
domains. In such games, each player has a weight, and a coalition of players wins the game …

Mechanism design studies how to design mechanisms that result in good outcomes even
when agents strategically report their preferences. In traditional settings, it is assumed that a …

We investigate the issue of manipulability for social ranking rules, where the goal is to rank
individuals given the ranking of coalitions formed by them and each individual prefers to …

Voting systems in which voters are partitioned to districts encourage accountability by
providing voters an easily identifiable district representative, but can result in a selection of …