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Washington, DC 20577The views and interpretations in this document are those of the authors and should not be attributed to the Inter-American Development Bank, or to any individual acting on its behalf.This paper may be freely reproduced provided credit is given to the Research Department, Inter-American Development Bank.The Research Department (RES) produces a quarterly newsletter, IDEA (Ideas for Development in the Americas), as well as working papers and books on diverse economic issues. To obtain a complete list of RES publications, and read or download them please visit our web site at: http://www.iadb.org/res.
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Abstract 1Money is used as a store of value, a medium of exchange and a unit of account. Most recent analyses of currency choice in an international setting have focused on the denomination of reserves-the store of value role. However, public data are only aggregate and exclude several countries. This paper focuses on currency choice for the unit of account role, employing a detailed database on security issuance across countries, time and currencies. The paper finds a stable relation between currency choice and specific real and financial variables with different specifications for developed and developing countries, as well as evidence for persistence and network externalities. Exploiting the creation of the Euro, the paper finds a large and significant Euro liquidity effect at the cost of the dollar, especially in the early years of the life of the new currency. The estimates suggest that the Euro is making significant progress toward threatening the role of the dollar as the dominant international currency.