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...

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....

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...

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...

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...

This paper offers a reappraisal of the inflation-unemployment tradeoff, based on ?frictional growth,? describing the interplay between nominal frictions and money growth. When the money supply grows in the presence of price inertia (due to staggered wage contracts with time discounting), the...

Appropriate policies to address the problem of toxic assets should act as automatic stabilizers, so that institutions who toxic assets turn out to be worthless receive more public support than institutions whose toxic assets have value. Furthermore, such policies should be frugal in their...

Now, at the end of the 20th century, many OECD countries face serious problems in achieving both prosperity and social cohesion. One important - and sadly neglected - source of these problems are the very policy systems that are meant to address them. I will argue that these policy systems -...