Jakaitiene, Audrone; Dées, Stéphane - 2009
-specific forecasts (bottom-up approaches). Overall, all methods perform better than a simple benchmark for short horizons (up to three … outperform bottom-up ones for real variables, but not for prices. Finally, when country specific forecasts are adjusted to match … direct forecasts at the aggregate levels (top-down approaches), the forecast accuracy is neither improved nor deteriorated (i …