Monetary Dynamics With Proof of Stake

In recent years blockchain consensus mechanisms based on Proof of Stake gained increasing attention as an alternative to Proof of Work, which requires high energy consumption. In its original version Proof of Stake hinges on the idea that, for a user, the likelihood to confirm the next block is posi...

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Main Author: Nicola Dimitri
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-05-01
Series:Frontiers in Blockchain
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fbloc.2021.443966/full
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author Nicola Dimitri
author_facet Nicola Dimitri
author_sort Nicola Dimitri
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description In recent years blockchain consensus mechanisms based on Proof of Stake gained increasing attention as an alternative to Proof of Work, which requires high energy consumption. In its original version Proof of Stake hinges on the idea that, for a user, the likelihood to confirm the next block is positively related to the amount of currency units held in the wallet, and possibly also on the time length which the money has been unspent for. In a simple framework with risk neutral users we provide some early insights on the monetary equilibrium of Proof of Stake based platforms. In particular, we find that the aggregate demand and supply of currency may not coincide, which implies that users could hold suboptimal quantities of the currency. Furthermore, we also discuss how symmetric stationary states of the system could be implausible. As a consequence, a long run uniform distribution of money would seem unlikely unless appropriate measures are introduced.
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spelling doaj.art-97caeda56ad746b5b4564b2de16c25482022-12-21T18:24:41ZengFrontiers Media S.A.Frontiers in Blockchain2624-78522021-05-01410.3389/fbloc.2021.443966443966Monetary Dynamics With Proof of StakeNicola DimitriIn recent years blockchain consensus mechanisms based on Proof of Stake gained increasing attention as an alternative to Proof of Work, which requires high energy consumption. In its original version Proof of Stake hinges on the idea that, for a user, the likelihood to confirm the next block is positively related to the amount of currency units held in the wallet, and possibly also on the time length which the money has been unspent for. In a simple framework with risk neutral users we provide some early insights on the monetary equilibrium of Proof of Stake based platforms. In particular, we find that the aggregate demand and supply of currency may not coincide, which implies that users could hold suboptimal quantities of the currency. Furthermore, we also discuss how symmetric stationary states of the system could be implausible. As a consequence, a long run uniform distribution of money would seem unlikely unless appropriate measures are introduced.https://www.frontiersin.org/articles/10.3389/fbloc.2021.443966/fullProof of Stakeblockchaincryptocurrencymoney demandmonetary equilibrium
spellingShingle Nicola Dimitri
Monetary Dynamics With Proof of Stake
Frontiers in Blockchain
Proof of Stake
blockchain
cryptocurrency
money demand
monetary equilibrium
title Monetary Dynamics With Proof of Stake
title_full Monetary Dynamics With Proof of Stake
title_fullStr Monetary Dynamics With Proof of Stake
title_full_unstemmed Monetary Dynamics With Proof of Stake
title_short Monetary Dynamics With Proof of Stake
title_sort monetary dynamics with proof of stake
topic Proof of Stake
blockchain
cryptocurrency
money demand
monetary equilibrium
url https://www.frontiersin.org/articles/10.3389/fbloc.2021.443966/full
work_keys_str_mv AT nicoladimitri monetarydynamicswithproofofstake