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Compare the Keynesian period, before 1971, with the New Classical period, after 1980.
![](https://dz3ixmv6nok8z.cloudfront.net/static/img/ph-508.604ed20cffa9.gif)
![](https://dz3ixmv6nok8z.cloudfront.net/static/img/ph-508.604ed20cffa9.gif)
Compare the Keynesian period, before 1971, with the New Classical period, after 1980.
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