Mozambican metical 24,500 meticais per USD, until the Zimbabwean dollar took the title in late August 2005. On July 1, 2006, Mozambique redenominated the metical at a rate of 1000:1. The new ISO 4217 code is MZN. New coins and banknotes were introduced on July 1, 2006, and the transitional period during which both old and new meticais could be used lasted until December 31, 2006. During the conversion, the new currency was locally abbreviated as MTn, but has since largely returned to MT. Old meticais were redeemed by the Bank of Mozambique for a period of six years, until December 31,
Unit of account the purchasing power or real value of monetary values constant during inflation and deflation. Money is generally never perfectly stable in real value which is the fundamental problem with traditional historical cost accounting which is based on the stable measuring unit assumption. The unit of account in economics suffers from the pitfall of not being stable in real value over time because money is generally not perfectly stable in real value during inflation and deflation. Inflation destroys the assumption that the real value of the unit of account is stable which is the basis of classic accountancy. In such circumstances,