Broszkiewicz-Suwaj, E; Makagon, A; Weron, R; Wyłomańska, A - In: Physica A: Statistical Mechanics and its Applications 336 (2004) 1, pp. 196-205
For many economic problems standard statistical analysis, based on the notion of stationarity, is not adequate. These include modeling seasonal decisions of consumers, forecasting business cycles and—as we show in the present article—modeling wholesale power market prices. We apply standard...