Can money buy you happiness? If not, why not? Surely wealth brings control, choice and security – apparent prerequisites for the happy life?Philosophe(...)

Pause for thought: multiple signals indicate that the US stock market faces years of sub-par returns. Photograph: Andrew Burton/Getty Images

Bearish predictions of a market crash are largely hyperbolic, as we noted last week, but that doesn’t mean investors shouldn’t be concerned about valu(...)

There are a host of reasons why the vast majority of funds are destined to continue their underperformance in the coming decades. Photograph: Brendan McDermid/Reuters

The aim of actively-managed funds is to beat the stock market, but precious few manage to do so. This simple fact of life is perplexing to ordinary in(...)

President of Spanish wifi company Gowex, Jenaro Garcia, who announced on Twitter last week that the company’s accounts had been falsified for more than four years. Photograph: Angel Diaz/EPA

To many, attempting to profit from stock market falls is immoral and parasitic. Short sellers, however, see themselves as the detectives of the stock (...)

Work it out for yourself – is it a maze or a hedge fund?

The Kiss approach – keep it simple, stupid – has merit in many fields, not least in that of investment, where complexity and seemingly sophisti(...)

 Number crunching: mechanical models to predict stock market performance have shown to be consistently better than expert opinion. Photographer: Jin Lee/Bloomberg

Simple computer models invariably trump expert human judgment, whether predicting wine prices, making medical diagnoses, analysing job performa(...)

Stock picking: Investors often buy into a story, and forget to look for evidence to back up their assumptions.

Most of us are “predictably irrational”, to quote behavioural finance author Dan Ariely, relying all too often on a dodgy sense of intuition an(...)

Traders on the floor of the New York Stock Exchange: When an investment fails, we curse our bad luck. When it’s a winner, we attribute it to skill. photograph: brendan mcdermid/reuters

Psychologist Daniel Kahneman’s insights into dodgy decision-making and human irrationality helped revolutionise economic thinking, replacing th(...)

European earnings continue to lag the US, where 62 per cent of companies have beaten estimates – one of the highest percentages of the last thr(...)