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Swiss Journal of Economics and Statistics

Table 13 MAE and RMSE loss functions for changes in inventories

From: The D-model for GDP nowcasting

Q

AR

RW

MAE

RMSE

MAE

RMSE

Current quarter

673.4

953.0

2.1

1002.0

Next quarter

586.9

821.9

2.0

980.9

  1. Due to the negative values of changes in inventories, the mean absolute error is computed instead of MAPE
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