A Note on Time Inconsistency and Endogenous Exits from a Currency Union

This paper investigates the effects of members’ exits from a currency union on the credibility of the common currency. In our currency union model, the inflation rate of the common currency is determined by majority voting among <i>N</i> member countries that are heterogeneous with respe...

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Main Author: Yuta Saito
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Games
Subjects:
Online Access:https://www.mdpi.com/2073-4336/13/2/21
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author Yuta Saito
author_facet Yuta Saito
author_sort Yuta Saito
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description This paper investigates the effects of members’ exits from a currency union on the credibility of the common currency. In our currency union model, the inflation rate of the common currency is determined by majority voting among <i>N</i> member countries that are heterogeneous with respect to their output shocks. Once an inflation rate of the common currency has been selected, each member decides whether to remain in the currency union or not. If a member decides to exit, it has to pay a fixed social cost and individually chooses the inflation rate of its currency. Unlike previous research on this topic, we focus on the possibility of achieving an optimal outcome, which generates no inflation bias, when more than one member is expected to leave the currency union. We show that the optimal outcome can only be achieved if no members leave the currency union.
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spelling doaj.art-aa4222fb64aa4eb0a697d6ffa8c1a7682023-11-30T21:08:45ZengMDPI AGGames2073-43362022-02-011322110.3390/g13020021A Note on Time Inconsistency and Endogenous Exits from a Currency UnionYuta Saito0Faculty of Economics, Kobe International University, 9-1-6 Koyochonaka, Higashinada-ku, Kobe 658-0032, JapanThis paper investigates the effects of members’ exits from a currency union on the credibility of the common currency. In our currency union model, the inflation rate of the common currency is determined by majority voting among <i>N</i> member countries that are heterogeneous with respect to their output shocks. Once an inflation rate of the common currency has been selected, each member decides whether to remain in the currency union or not. If a member decides to exit, it has to pay a fixed social cost and individually chooses the inflation rate of its currency. Unlike previous research on this topic, we focus on the possibility of achieving an optimal outcome, which generates no inflation bias, when more than one member is expected to leave the currency union. We show that the optimal outcome can only be achieved if no members leave the currency union.https://www.mdpi.com/2073-4336/13/2/21inflation biasmonetary unioncommitteeweighted majority voting
spellingShingle Yuta Saito
A Note on Time Inconsistency and Endogenous Exits from a Currency Union
Games
inflation bias
monetary union
committee
weighted majority voting
title A Note on Time Inconsistency and Endogenous Exits from a Currency Union
title_full A Note on Time Inconsistency and Endogenous Exits from a Currency Union
title_fullStr A Note on Time Inconsistency and Endogenous Exits from a Currency Union
title_full_unstemmed A Note on Time Inconsistency and Endogenous Exits from a Currency Union
title_short A Note on Time Inconsistency and Endogenous Exits from a Currency Union
title_sort note on time inconsistency and endogenous exits from a currency union
topic inflation bias
monetary union
committee
weighted majority voting
url https://www.mdpi.com/2073-4336/13/2/21
work_keys_str_mv AT yutasaito anoteontimeinconsistencyandendogenousexitsfromacurrencyunion
AT yutasaito noteontimeinconsistencyandendogenousexitsfromacurrencyunion