Stocktake: Overconfident investors are most likely to bet big

Less knowledgeable investors were also more likely to buy stocks on margin

Hedge fund poker game gets tougher

Index trackers make it harder for hedge funds and ordinary investors to outperform

Your Money: Beware the ‘illusion of knowledge’

Research shows informed people may think they may know more than they do

How little we understand our own behaviour

We are far more accurate in our predictions of others’ behaviour than our own

I’d never have made that mistake . . .