interest arbitrage
noun[U]
FINANCEukus(alsointerest rate arbitrage)amethodof making aprofitbybuyingcurrencyin oneplaceandsellingit in anotherplace, making use of thedifferenceininterestratesin the twoplaces:
Ataxoninternationaltransactionswasintroducedtoreducepossiblegainsfrominterestarbitrageand exchange-ratemovements.