Definition: Trading/working day adjustment

Category: Seasonal adjustment

Trading/working day adjustment aims at obtaining a seasonally adjusted series whose values are independent of the length and the composition in days (number of Mondays, Tuesdays, etc/number of working days and weekend days) of the month (or quarter). http://ec.europa.eu/eurostat/ramon/statmanuals/files/UNECE_Seasonal_Adjustment_Demetra.pdf