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Free Riders: Fact or Fiction?

Free Riders: Fact or Fiction?. Floriaan in ‘t Groen. Motivation. Free riding No individual is willing to contribute towards the cost of something (public goods) when he/she hopes that someone else will bear the cost instead

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Free Riders: Fact or Fiction?

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  1. Free Riders: Fact or Fiction? Floriaan in ‘t Groen

  2. Motivation • Free riding • No individual is willing to contribute towards the cost of something (public goods) when he/she hopes that someone else will bear the cost instead • In P2P, many people just download files contributed by others and never share any of their files • Files shared in P2P are ‘public goods’ • Free Rider Statistics in Gnutella: 70% of users share no files

  3. Motivation ctd. • Free riding leads to degradation of the performance of the system and adds vulnerability to the system • Lacks incentives for cooperations

  4. Questions • What exactly is the free riding problem and what are the consequences? • Could the problem be solved? How? • How can “incentives to share” be created? • Incentives for companies? • Game theoretic model? • Awarding “Mojo” for offering resources?

  5. Agenda • Introduction • Problem statement • The free rider problem and its consequences • Incentives for sharing in p2p • Game theoretic model • Some extra literature • Discussion

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