Cafe Hayek: The political economy of global warming

re: Russell Roberts: "The din to do something about global warming appears to be deafening. Article after article in the media. The UN report. An Oscar nomination and maybe a Nobel Prize for Al Gore. A deafening din. A groundswell of concern. Unrelenting pressure to do something to save the earth./But I don't think much is going to happen in the policy arena, other than a few symbolic gestures. Here's why..."...