Financial rand during 1984–1985 were largely the result of economic sanctions in response to apartheid. At the same time, the government enacted the exchange controls. Investments in South Africa by foreigners could only be sold for financial rand. The financial rand system provided for two exchange rates for the rand — one for current account transactions and one for capital account transactions for non-residents. Investments made in South Africa by non-residents could only be sold for financial rand, and limitations were placed on the convertibility of financial rand into foreign currencies. Financial rand had the ISO 4217 currency code ZAL. Financial rand
Currency substitution Currency substitution Currency substitution or dollarization is the use of a foreign currency in parallel to or instead of the domestic currency. Currency substitution can be full or partial. Most, if not all, full currency substitution has taken place after a major economic crisis, for example, Ecuador and El Salvador in Latin America and Zimbabwe in Africa. Some small economies, for whom it is impractical to maintain an independent currency, use those of their larger neighbours; for example Liechtenstein uses the Swiss Franc. Partial currency substitution occurs when residents of a country choose to hold a significant share of their