As in most years the spectre of over-regulation is seen as the top threat to companies’ growth prospects, with 79% of CEOs citing this – the fourth year in a row that concerns about regulation have risen. However geopolitical uncertainty has jumped from fourth in CEO concerns last year to second this year, cited by 74% of business leaders. As a result, concerns about availability of key skills have dropped from second to fourth, but remain a concern for nearly three quarters (72%) of CEOs. Worries about exchange rate volatility are in third place (73%).