Lao kip of the Soviet collapse in 1991 and the persistence of chronic inflation, there are no coins currently in circulation in Laos. In 1979, banknotes were introduced in denominations of 1, 5, 10, 20, 50 and 100 kip. 500 kip notes were added in 1988, followed by 1000 kip in 1992, 2000 and 5000 kip in 1997, 10,000 and 20,000 kip in 2002 and 50,000 kip on January 17, 2006 (although dated 2004). On November 15, 2010 a 100,000 kip banknote was issued to commemorate the 450th anniversary of the founding of the capital, Vientiane, and the 35th anniversary of the
Currency substitution currency will be satisfied in the holding of foreign currency assets abroad and outside the domestic banking system. This demand often puts pressure on the parallel market of foreign currency and on the country's international reserves. Evidence for this pattern is given in the absence of currency substitution during the pre-reform period in most transition economies, because of constricted controls on foreign exchange and the banking system. In contrary, by facilitating the domestic holding of foreign currency, a country might mitigate the shift of assets abroad and strengthen its external reserves in exchange for a currency substitution process. However, the