Madrak-Grochowska, Malgorzata; Zurek, Miroslawa - In: Oeconomia Copernicana 2 (2011) 4, pp. 5-27
The main aim of this study was to determine the nature of the relations between selected stock exchange indexes in the world (ATX, DAX, NASDAQ, NIKKEI, FTSE and WIG20), with special emphasis on the causality in variance. Due to the characteristics of financial variables (the daily closing rates...