Petar Sorić University of Zagreb, Faculty of Economics & Business   Trg J.F.Kennedya 6 ZAGREB, 10000 Croatia   psoric@efzg.hr             JEL Areas: E3 : Prices, Business Fluctuations, and Cycles: General (includes Measurement and Data) E6 : Macroeconomic Policy, Macroeconomic Aspects of Public Finance, and General