If ever a company needed to make a left-field choice of CEO, it was Ericsson. It should have emulated IBM – whose position on the precipice in the early 1990s the Swedish firm now occupies – and hired someone from a wholly different industry to bring fresh thinking. Instead, it has appointed Börje Ekholm, a board member of a decade’s standing, an expert in finance rather than business strategy – and the most controversial thing analysts could find to say about him was that he lives in the US rather than Sweden. This comes at a time when the established mobile equipment players are in dire need of a far more radical response to the huge changes in their industry.…