Testing the Effectiveness of the Czech National Bank?s Foreign-Exchange Interventions (in English) Authors: Geršl, Adam Pages: 398-415 An Analysis of the Cost of the Supporting and Guarantee Agricultural and Forestry Fund (SGAFF) in the Czech Republic (in English) Authors: Janda, Karel Pages: 416-434 An Optimal Linear Income Tax with a Subsidy on Housing (in English) Authors: Perrote, Irene Pages: 435-446 Long Memory on the German Stock Exchange (in English) Authors: Gurgul, Henryk; Wójtowicz, Tomasz Pages: 447-468