Am 13. Dezember 2007 stellte das ifo Institut im Rahmen seines vorweihnachtlichen Pressegesprächs seine Prognose für die Jahre 2008 und 2009 vor. Die Weltwirtschaft hat in diesem Jahr mit 5,2% erneut sehr kräftig expandiert. Allerdings sind die Risiken für die Konjunktur im Gefolge der...

Nachruf zum Tod von Karl Heinrich Oppenländer

Flüchtendes Schwarzgeld sowie aus Osteuropa und der Türkei zurückdrängende DM-Bestände können den Kursverfall des Euro maßgeblich erklären: Das von Hans-Werner Sinn und Frank Westermann formulierte Portfolio-Balance Modell unterscheidet nämlich im Gegensatz zu anderen Modellen dieser...

Business representatives and union leaders in highly industrialised countries often accuse the governments of less-developed countries of practising social dumping in the sense of deliberately neglecting work-place safety legislation, co-determination rights and other fringe benefits which...

The paper presents a general equilibrium model of a pure exchange economy with stochastic endowment in which speculation is profitable and stabilizes prices, but is useless from a welfare point of view. Reconciling the Siegel paradox with the theory of incomplete markets we show that banning...

This paper reconsiders the determinants of the exchange rate by studying the historical episode after the fall of the Iron Curtain. Testing a modified portfolio balance model, we attribute the strength of the deutschmark in the early nineties and the puzzling decline of the euro during its...

It is shown that the net fiscal externality created by an additional member of a pay-as-you-go pension system that is endowed with individual accounts equals the gross contributions" of this member. In Germany, this is an amount of about DM 175,000. The paper uses this" information to design a...