Öller, Lars-Erik; Barot, Bharat - Konjunkturinstitutet, Government of Sweden - 1999
One-year-ahead forecasts by OECD and by national institutes of annual growth of GDP of 13 European countries are analysed for accuracy 1971.1995. Average errors were large: 1.9 % in RMSE and 1.4 MAE. Wilcoxon signed-rank tests showed that only four (five) OECD and two (four) institute forecast...