20/12/2019: Macao–Hong Kong Financial Cooperation Agreement signed
The Macau and Hong Kong authorities signed a financial cooperation agreement to strengthen monetary and financial stability, impacting the value and role of the Macanese pataca.
15/10/2006: New series of banknotes
Costa Rica introduced a new series of banknotes featuring enhanced security features to combat counterfeiting and modernize the colón currency.
08/05/1995: Currency board system implemented
Macau adopted a currency board system, establishing a fixed exchange rate between the Macanese pataca and the Hong Kong dollar.
21/05/1991: Free-floating exchange rate
Costa Rica transitioned to a floating exchange rate regime, allowing the colón's value to be determined by market forces.
20/10/1977: Internationalization of the pataca
Macau allowed the international use and exchange of the Macanese pataca, strengthening its role as a stable and convertible currency.
08/06/1967: Link with Portuguese escudo reestablished
The Macanese pataca was once again pegged to the Portuguese escudo, ending the gold standard era.
09/11/1961: Introduction of the Monetary Reform
Costa Rica implemented a monetary reform, replacing the old colón with a new one at a rate of 1 to 100, to combat inflation.
30/11/1949: Abolition of the army
After the abolition of the army, the Costa Rican government focused on economic development, leading to stable monetary policies for the colón.
18/06/1948: Gold standard introduced
The Macanese pataca switched to the gold standard, with its value pegged to gold coins. The gold standard lasted until 1967.
14/12/1917: Establishment of the Central Bank of Costa Rica
The Central Bank of Costa Rica was established to oversee monetary policy, including the management of the colón.
17/03/1906: Silver standard established
Macau adopted the silver standard for the pataca, linking its value to silver coins in circulation. This standard remained in place until 1948.
27/10/1901: Introduction of Macanese pataca
The Macanese pataca was first introduced as the official currency of Macau, replacing the Portuguese real. It was initially pegged to the Portuguese escudo.
09/04/1896: Adoption of the gold standard
Costa Rica adopted the gold standard, pegging the value of the colón to gold, leading to currency stability.
18/03/1850: Introduction of the Costa Rican colón
The Costa Rican colón was officially introduced as the currency of Costa Rica to replace the Spanish real.