utilization of time series aggregation. Specifically, we compare forecasting methods on a single time series with forecasting …Many forecasting methods perform poorly when dealing with intermittent demand patterns and large variations in demand … forecasting models for time series characterized by intermittent demand and high variations in sales quantity through the …

point and density forecasts, in line with forecasting practices at many policy institutions. Our main findings are that … point forecasts perform similarly using both approaches, whereas directly forecasting aggregate indices tends to yield … better density forecasts. In the aftermath of the Great Financial Crisis, relative forecasting performance was typically only …