In financial markets, where evidence of irrationality has been abundant lately, (Thaler) says he would increase regulations, but very carefully. There’s no evidence, (Thaler) said, that regulators could actually determine appropriate leverage for specific investments, for example, and “heavy-handed regulation” could shut down financial markets and weaken the economy further.
“The trick is to try and figure out a way of forcing these firms to disclose more of what they’re doing without giving away so much that they can no longer make a living,” he said. Such information would help individuals decide whether to invest in the funds, and would help regulators assess overall risk imposed on the financial system and the economy. In addition, he said, disclosure itself often has a salutary effect on behavior because people tend to be mindful of the opinions of others.
Thaler calls Sunstein the “Nudger in Chief.” Read the full piece in the New York Times.