22 citations · 55 across the 17 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…
On the Nisan-Ronen conjecture for submodular valuations
George Christodoulou, Elias Koutsoupias, Annamaria Kovacs
We consider incentive compatible mechanisms for a domain that is very close to the domain of scheduling unrelated machines: the single exception is that the valuation of just o…
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…