Emanuel Gasteiger Instituto Universitário de Lisboa (ISCTE - IUL)   Av. das Forças Armadas Lisboa, 1649-026 Portugal   emanuel.gasteiger@iscte.pt   www.urleiwand.com           JEL Areas: D8 : Information, Knowledge, and Uncertainty: General E6 : Macroeconomic Policy, Macroeconomic Aspects of Public Finance, and General