209 citations · 409 across the 19 of their papers we have counts for
6 papers · 1 filter
Lightning Creation Games
Zeta Avarikioti, Tomasz Lizurej, Tomasz Michalak +1
Payment channel networks (PCNs) are a promising solution to the scalability problem of cryptocurrencies. Any two users connected by a payment channel in the network can theoretical…
A Measure of Synergy in Coalitions
Talal Rahwan, Tomasz Michalak, Michael Wooldridge
When the performance of a team of agents exceeds our expectations or fall short of them, we often explain this by saying that there was some synergy in the team---either positive (…
Towards a Fair Allocation of Rewards in Multi-Level Marketing
Talal Rahwan, Victor Naroditskiy, Tomasz Michalak +2
An increasing number of businesses and organisations rely on existing users for finding new users or spreading a message. One of the widely used "refer-a-friend" mechanisms offers…
Efficient Computation of the Shapley Value for Game-Theoretic Network Centrality
Tomasz Pawel Michalak, Karthik V Aadithya, Piotr L. Szczepanski +2
The Shapley value---probably the most important normative payoff division scheme in coalitional games---has recently been advocated as a useful measure of centrality in networks. H…
The Shapley Axiomatization for Values in Partition Function Games
Oskar Skibski, Tomasz P. Michalak, Michael Wooldridge
One of the long-debated issues in coalitional game theory is how to extend the Shapley value to games with externalities (partition-function games). When externalities are present,…
Matching Games with Additive Externalities
Simina Brânzei, Tomasz P. Michalak, Talal Rahwan +2
Two-sided matchings are an important theoretical tool used to model markets and social interactions. In many real life problems the utility of an agent is influenced not only by th…