This paper investigates the relationship between product market competition (PMC) and innovation. A Schumpeterian growth model is developed in which firms innovate ѳtep-by-stepҬ and where both technological leaders and their followers engage in R&D activities. In this model, competition...

This paper considers how competition can affect aggregate innovative activity through its effects on firms’ decision whether or not to vertically integrate. A moderate increase in competition enhances innovation incentives, too much competition discourages innovative effort. These effects...

How does firm entry affect innovation incentives in incumbent firms? Micro data suggest that there is heterogeneity across industries. Specifically, incumbent productivity growth and patenting is positively correlated with lagged greenfield foreign firm entry in technologically advanced...

This paper revisits the relationship between health and growth in light of modern endogenous growth theory. We propose a unified framework that encompasses the growth effects of both the rate of improvement of health and the level of health. Based on cross-country regressions over the period...

We use an agent-based computational approach to show how inflation can worsen macroeconomic performance by disrupting the mechanism of exchange in a decentralized market economy. We find that increasing the trend rate of inflation above 3 percent has a substantial deleterious effect, but...

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...

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...

Nachruf zum Tod von Karl Heinrich Oppenländer

Am 11. und 12. Juni 2013 hat das Bundesverfassungsgericht Experten zur Krisenpolitik der EZB angehört. Dabei ging es um die Frage, ob oder inwieweit die EZB durch das Outright-Monetary-Transactions-Programm (OMT) Kompetenzen beansprucht, die ihr nicht übertragen worden sind. Wir...

Marx made significant contributions to macroeconomics, laying the grounds for both Keynes’stheory of aggregate demand and Schumpeter’s theory of creative destruction. His law of thetendency of the rate of profit to fall parallels Alvin Hansen’s theory of secular stagnation whichhas...