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Monetarism , a modification of Keynesianism that is more compatible with " laissez-faire " , gained increasing prominence in the capitalist world , especially under the leadership of Ronald Reagan in the United States and Margaret Thatcher in the United Kingdom in the 1980 s .
 Keynesianism, Ronald Reagan, United States, Margaret Thatcher, United Kingdom
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 Keynesianism, Ronald Reagan, United States, Margaret Thatcher, United Kingdom