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Your search for Who first mentioned irrational exuberance returned the following results:

Alan Greenspan

Alan Greenspan once said 'irrational exuberance' for a great bull market; this is also the reason why you see stocks plunge in one day, which we call a crash.

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George Carlinthe

( Was George Carlinthe first who said 'Irrational exuberance?

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