Measuring monthly GDP: is it worth it?
According to data published earlier this month, the UK economy expanded by 0.5% in the month of February. That’s an impressive figure, particularly when you annualise it, as our friends across the pond tend to do. Annualising turns 0.5% into 6.2%! February’s growth estimate was much stronger than expected, beating the Reuters Poll consensus by 0.4 percentage points, in month-on-month terms, and that is what grabbed the headlines. But should it have done? How accurate are initial estimates of monthly