The controversy has been abetted by several contending sides, each presuming that WTO has powers which in fact it doesn’t possess. WTO’s opponents, whose efforts were most conspicuously and disruptively evident in Seattle, consist of a diverse set of activists in both developed and less-developed countries. In the developed countries (the so-called “North”), the opponents include labor unions, ...

Expert advisors often make surprisingly inaccurate predictions about the future, yet people heed their suggestions nonetheless. Here we provide a novel, computational account of this unrealistic optimism in advice taking. Across three studies, participants observed as advisors predicted the performance of a stock. Advisors varied in their accuracy, performing reliably above, at, or below chance...