Aufgrund der schlechten Ergebnisse der deutschen Schüler bei den internationalen Vergleichsstudien ist eine breite Diskussion über das deutsche Bildungssystem entstanden, und erste Schulreformen wurden in die Wege geleitet. Prof. Dr. Johanna Wanka, Präsidentin der Kultusministerkonferenz,...

"This paper discusses methodological problems of standard errors and treatment effects. First, heteroskedasticity- and cluster-robust estimates are considered as well as problems with Bernoulli distributed regressors, outliers and partially identified parameters. Second, procedures to determine...

This volume was prepared by Marc Piopiunik while he has been working at the Ifo Institute. It was completed in June 2011 and accepted as a doctoral thesis by the Department of Economics at the University of Munich. It includes four self-contained empirical studies. All studies aim at...

Die Studie stellt die Bruttolohn- und Tariflohnentwicklung von Arbeitnehmern in der Privatwirtschaft und Angestellten im öffentlichen Dienst seit der Wiedervereinigung gegenüber. Dabei werden auch Sonderleistungen (wie Urlaubs- und Weihnachtsgeld, Überstundenzuschläge usw.), flexible...

This study was prepared by Elke Lüdemann while she was working in the Department Human Capital and Innovation of the Ifo Institute. It was completed in July 2011 and accepted as a doctoral thesis by the Economics Department of the University of Munich (LMU). The subject of this study is a micro...

Nach dem sogenannten PISA-Schock wird insbesondere in Deutschland intensiv diskutiert, wie die Qualität der schulische Ausbildung verbessert werden kann. Dabei herrscht die Überzeugung vor, dass die Qualität der schulischen Ausbildung eine wichtige Determinante des langfristigen...

We try to identify which economic factors might be responsible for the large international differences in student performance. We present time series evidence for a number of European countries which suggests that rising educational expenditures obviously did not improve student performance....

Measurement of productivity in the service sector has always represented a challenge for economists. "Productivity in the U.S. Services Sector: New Sources of Economic Growth", by Jack Triplett and Barry Bosworth from the Brookings Institution is reviewed. The authors have produced a textbook on...

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...