Analysts at Bank of America Merrill Lynch recently changed their recommendation for Apple stock from “buy” to “neutral,” and lowered their target share price from $142 to $130. Photograph: Andrew Burton/Getty Images

What’s up with Apple? Everyone seems to be freaked out by Apple’s falling share price. Should they be? The recent 15 per cent correction has been swif(...)

Beating the market four or five years in a row may seem like a conclusive demonstration of investment skill, but it may well be all down to luck. Photograph: Spencer Platt/Getty Images

Consider the following situation. You receive an email from a fund manager boasting of his uncannily accurate stock-picking system, one that he promis(...)

Mark Karpeles (left), chief executive officer of Mt Gox, leaves the Tokyo District Court yesterday. Photograph: Tomohiro Ohsumi/Bloomberg

Bitcoin’s faltering reputation as a viable currency has been dealt a severe blow, with its biggest exchange filing for bankruptcy in the wake o(...)