Mikhail Gorbachev major campaign to limit alcohol consumption, which Gorbachev—who believed it would improve health and work efficiency—oversaw. His wife keenly supported the measure. As a result, crime rates fell and life expectancy grew slightly between 1986 and 1987. The reform had significant costs to the Soviet economy, resulting in losses of up to $100 billion between 1985 and 1990. Gorbachev later considered the campaign to have been an error. In April 1986 the Chernobyl disaster occurred; in the immediate aftermath, officials fed Gorbachev incorrect information to downplay the incident. As the scale of the disaster became apparent, 336,000 people were evacuated
Mikhail Gorbachev was stalled and that reorganization was needed. Gorbachev proposed a "vague programme of reform", which was adopted at the April Plenum of the Central Committee. He called for fast-paced technological modernization and increased industrial and agricultural productivity, and tried to reform the Soviet bureaucracy to be more efficient and prosperous. Gorbachev soon came to believe that fixing the Soviet economy would be nearly impossible without reforming the political and social structure of the Communist nation. He also initiated the concept of "gospriyomka" (state acceptance of production) during his time as leader, which represented quality control. A number of reformist ideas