Several contributions have recently assessed the size of fiscal multipliers both in RBC models and New Keynesian models. None of the studies considers a model with frictional labour markets which is a crucial element, particularly at times in which much of the fiscal stimulus has been directed...

This paper examines the labour market matching process by distinguishing its two component stages: the contact stage, in which job searchers make contact with employers and the selection stage, in which they decide whether to match. We construct a theoretical model explaining two-sided selection...

The thesis analyzes monetary and labor policies under different market frictions. In the first part several versions of a microfounded dynamic general equilibrium model with monopolistic competitors in the product and/or labor market are derived and simulated. First of all, the monetary...

In jüngster Zeit wurde eine Vielzahl von Kombilohnvorschlägen zur Bekämpfung der Arbeitslosigkeit gemacht (vgl. z.B. Sinn et al. 2006; Sachverständigenrat 2006). Diese sollen Abhilfe bei der persistenten Langzeitarbeitslosigkeit und den hohen Arbeitslosenraten bei Niedrigqualifizierten schaffen....

This lecture is a tour dhorizon of the financial crisis aimed at extracting lessons for future financial regulation. It combines normative recommendations based on conventional welfare economics with positive assessments of the kind of measures likely to be adopted based on political economy...