Much of economics since the 1880s has been about how all the important stuff happens at the margin: the marginal revolution (or rather, marginalist).

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Another very interesting question is posed at Marginal Revolution.

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Bastiat died before the marginal revolution this might even be fair but claiming that Professor Robinson, one of the most fiercely intelligent economists ever, did not is a brave statement to make.

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Alex Tabarrok collects several at Marginal Revolution.

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Take, for example, Marginal Revolution University.

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"In answer to the call 'Something must be done, ' people on the right and libertarians say, 'Let the Fed do the job, '" says Alexander Tabarrok, a political economist at George Mason University and coauthor of the popular Marginal Revolution blog.

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It combines the independence from University sponsorship of the Udacitys of the world with the academic street cred of, say, CourseRA. Marginal Revolution University (or MRU for short) has been developed by two GMU economic professors, Tyler Cowen and Alex Tabarrok.

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