Mikhail Gorbachev and his reforms up for more public criticism, evident in Nina Andreyeva's critical letter in a March edition of "Sovetskaya Rossiya". Gorbachev acknowledged that his liberalising policies of "glasnost" and "perestroika" owed a great deal to Alexander Dubček's "Socialism with a human face". Indeed, when one reporter asked him what was the difference between his policies and the Prague Spring, Gorbachev replied, "Nineteen years". The Law on Cooperatives, enacted in May 1988, was perhaps the most radical economic reform of the early Gorbachev era. For the first time since Vladimir Lenin's New Economic Policy, the law permitted private ownership of
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