The phrase "a single currency for" is correct and usable in written English.
It can be used when discussing the concept of having one currency that is used by multiple countries or regions.
Example: "The European Union aims to establish a single currency for its member states to facilitate trade and economic stability."
Alternatives: "one currency for" or "a unified currency for".
Why not a single currency for the single market?
The euro will still be a single currency for 17 disparate nations in the European Union.
Facebook wants to introduce a single currency for all gaming called Facebook Credits.
A SINGLE currency for Europe sounds like a project that should be assessed mainly on its economic merits.
In the longer run, he thinks the basket could form the basis for a single currency for the Mercosur trade group, which links Argentina with Brazil and others.
It now looks unlikely to achieve that target, but the idea of a single currency for all of Africa is still under discussion.
It may come to be seen as the moment at which European companies, famously fragmented in their individual domestic markets, at last embraced the pan-European idea heralded five years ago by the creation of the European Union's single market, and by the imminence now of a single currency.For all that, the striking feature of the six deals is how different they all are.
When Thatcher fell, Major took over and negotiated British opt-outs from the Maastricht treaty (1992), which reorganised the EU and set timetables and rules for a single currency zone and for the no-passport Schengen zone.
In 1992, the European Union made what the Nobel Prize-winning economist Joseph Stiglitz calls "a fatal decision": the choice "to adopt a single currency, without providing for the institutions that would make it work".
I think it's very important we understand that with a single market in Europe developing, and with a single currency at least for 12 out of 15 states, it is vitally important that we take advantage of the single market, driving it through, and then opening up Europe as well.
In order to compare costs across countries with different currencies, purchasing-power parities will be used to transform the country-specific costs into a single currency, thus allowing for analysis of the total sample as well as cross-national comparisons.
