25 citations · 124 across the 24 of their papers we have counts for
3 papers · 1 filter
Fairness and Efficiency in DAG-based Cryptocurrencies
Georgios Birmpas, Elias Koutsoupias, Philip Lazos +1
Bitcoin is a decentralised digital currency that serves as an alternative to existing transaction systems based on an external central authority for security. Although Bitcoin has…
Reallocating Multiple Facilities on the Line
Dimitris Fotakis, Loukas Kavouras, Panagiotis Kostopanagiotis +3
We study the multistage -facility reallocation problem on the real line, where we maintain facility locations over stages, based on the stage-dependent locations of …
Blockchain Mining Games with Pay Forward
Elias Koutsoupias, Philip Lazos, Paolo Serafino +1
We study the strategic implications that arise from adding one extra option to the miners participating in the bitcoin protocol. We propose that when adding a block, miners also ha…