Lutero, Giancarlo; Marini, Marco - In: Rivista di statistica ufficiale 12 (2010) 2-3, pp. 73-96
This paper examines the forecasting approach of foreign trade unit value indices followed in the compilation of quarterly national accounts of Italy. Total imports and exports indices are indirectly obtained from the aggregation of ARIMA forecasts of disaggregated components, derived from the...