Time series

Improvement of forecast quality

Same forecast quality

Deterioration of forecast quality

Gross Domestic Product (GDP)

MAPE, MSFE, MAE, SE (TSW)

MAPE, MSFE, MAE, SE (Levels - all outliers)

Consumer Price Index (CPI)

MAPE, MSFE, MAE (TSW)

MAPE, MSFE, MAE, SE (Levels –all outliers)

SE (TSW)

Harmonised Index of Consumer Prices (HICP)

MAPE, MSFE, MAE (Levels –all outliers)

MAPE, MSFE, MAE, SE (TSW),

SE (Levels - all outliers)

Industrial Production Index (IPI)

MAPE, MSFE, MAE (Levels –all outliers)

MAPE, MSFE, MAE, SE (TSW)

SE (Levels - all outliers)

Unemployment - thousands

MSFE (Levels -all outliers, and TSW)

MAPE, MAE, SE (Levels - all outliers, and TSW)

Unemployment - percentage

MAPE, MSFE, MAE

(Levels –all outliers, and TSW)

SE (Levels –all outliers, and TSW)

Retail sales

MAPE, MSFE, MAE

(Levels – all outliers)

SE (Levels - all outliers)

MAPE, MSFE, MAE, SE (TSW)

M1

MAPE, MSFE, MAE, SE (Levels –all outliers, and TSW)

M2

MAPE, MAE (Levels –all outliers)

MSFE, SE (Levels - all outliers)

MAPE, MSFE, MAE, SE (TSW)

M3

MAPE, MSFE, MAE (Levels –all outliers)

SE (Levels - all outliers)

MAPE, MSFE, MAE, SE (TSW),

Balance of payments (BOP) - Transport - Payments

MAPE, MSFE, MAE (TSW)

SE (TSW)

MAPE, MSFE, MAE, SE (Levels - all outliers)

Balance of payments (BOP) - Transport - Receipts

MSFE (Levels – all outliers)

MAPE, MSFE, MAE, SE (TSW)

MAPE, MAE, SE (Levels - all outliers)

Balance of payments (BOP) - Travelling - Payments

MAPE, MAE, SE (TSW)

MSFE (TSW)

MAPE, MSFE, MAE, SE (Levels - all outliers)

Balance of payments (BOP) - Travelling - Receipts

SE (TSW)

MAPE, MSFE, MAE (TSW)

MAPE, MSFE, MAE, SE (Levels - all outliers)

Balance of payments (BOP) - Sea transport - Payments

MAPE, MSFE, MAE (Levels: all outliers, and TSW)

SE (Levels - all outliers, and TSW)

Balance of payments (BOP) - Sea transport - Receipts

MAPE, MSFE, MAE (Levels: all outliers, and TSW)

SE (Levels - all outliers, and TSW)