Overconfidence is a common psychological phenomenon that exhibits gender differences. This paper uses a novel laboratory experiment to demonstrate not only that men are more confident than women in degree but also that men and women have different sources of overconfidence. Men are more...

In Chinese culture, the zodiac year of one’s birth is often associated with bad luck. This astrological superstition dates back more than two thousand years and is still prevalent in modern Chinese society. Using novel experimental techniques, we find evidence suggesting that people in China...