The economy of Mozambique has developed since the end of the Mozambican Civil War (1977–1992), but the country is still one of the world's poorest and most underdeveloped. In 1987, the government embarked on a series of macroeconomic reforms designed to stabilize the economy. These steps, combined with donor assistance and with political stability since the multi-party elections in 1994, have led to dramatic improvements in the country's growth rate. Inflation was brought to single digits during the late 1990s although it returned to double digits in 2000-02. Fiscal reforms, including the introduction of a value-added tax and reform of the customs service, have improved the government's revenue collection abilities. In spite of these gains, Mozambique remains dependent upon foreign assista