21. The restrictions were initially adopted as a temporary measure designed to slow down the flight of foreign currency reserves from the country.
22. The value of the coffee becomes significantly higher when expressed in foreign currency.
23. There was a thriving black market in foreign currency.
24. These include the need for foreign currency and the attraction of foreign companies and their interests in developing economies.
25. This is not the case when a national currency is replaced by a foreign currency.
26. This trade in foreign currency is perfectly legal.
27. To convert foreign currency into sterling divide the amount by the rate of exchange.