Irrational exuberance Pink also used the phrase in 2009 in his book "" in the chapter discussing how extrinsic motivation can encourage short-term thinking at the cost of long-term health: "This is the nature of economic bubbles: What seems to be irrational exuberance is ultimately a bad case of extrinsically motivated myopia". Irrational exuberance "Irrational exuberance" is a phrase used by the then-Federal Reserve Board chairman, Alan Greenspan, in a speech given at the American Enterprise Institute during the dot-com bubble of the 1990s. The phrase was interpreted as a warning that the market might be overvalued. Greenspan's comment was made during
Irrational Man (film) Irrational Man (film) Irrational Man is a 2015 American crime mystery drama film written and directed by Woody Allen, and starring Joaquin Phoenix, Emma Stone, Parker Posey and Jamie Blackley. The film was released on July 17, 2015, by Sony Pictures Classics in a limited release, later expanding wider. The film was the last produced by Jack Rollins, who had produced Allen's films since the 1980s, before his death in June 2015. It is an existential murder mystery – starring Joaquin Phoenix as the protagonist who is a washed-up professor and Emma Stone as a student who falls for her