Writing in The Times, Sir Terry Leahy, the chief executive of retail giant Tesco , has criticised the City's leading investors for failing to act as responsible owners of publicly listed companies in Britain. Leahy called for shareholders to understand the business and act more like partners than just investors, saying moving away from risk-averse short-termism would see them reaping the benefits. Leahy wrote: "Many investors don't want to get under the skin of business or don't h