We embed human capital-based endogenous growth into a New-Keynesian model with search and matching frictions in the labor market and skill obsolescence from long-term unemployment. The model can account for key features of the Great Recession: a decline in productivity growth, the relative...

We embed human capital-based endogenous growth into a New-Keynesian model with search and matching frictions in the labor market and skill obsolescence from long-term unemployment. The model can account for key features of the Great Recession: a decline in productivity growth, the relative...

This paper studies the effects of protectionism as a business cycle instrument. In normal times, protectionism reduces international trade, distorts production and reduces output. However, in a liquidity trap protectionism lowers the real interest rate because inflation goes up while the nominal...

[Weltwirtschaftliche Dynamik flaut ab] Die Weltproduktion ist 2007 mit einer Rate von voraussichtlich 5,1 nochmals sehr kräftig gestiegen. Gegen Jahresende hat sich das Konjunkturklima jedoch deutlich eingetrübt, vor allem infolge der Immobilienkrise in den USA. Die Krise an den Finanzmärkten...

Recent theoretical literature studies how labor market reforms in one country can affect labor market outcomes in other countries, thereby rationalizing widely-held policy beliefs and empirical evidence. But what is the quantitative relevance of such spillover effects? This paper combines two...

This lecture is a tour d'horizon 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 provides a model of social hysteresis whereby long, deep recessions demotivate workers and thereby lead them to change their work ethic. In switching from a pro-work to an anti-work identity, their incentives to seek and retain work fall and consequently their employment chances fall....