This paper presents a methodology for comparing income rank volatility profiles over time and across distributions. While most of the existing measures are affected by changes in marginal distributions, this paper proposes a framework that is based on individuals’ relative positions in the...

Society drifts apart in many dimensions. Economists focus on income of the poor and rich and the distribution of income but a broader spectrum of dimensions is required to draw the picture of multiple facets of individual life. In our study of multidimensional polarization we extend the income...

Given the marked reduction in the number of banks in Germany during recent years, the study estimates competitive behavior in the German banking system by applying an empirical method developed by Panzar and Rosse (1987). By estimating the banks' reduced form revenue functions, the sums of their...

This paper uses Granger non{causality tests to analyze if channel competition exists between the companion websites of 93 German newspapers observed between I/1998 and II/2005. It provides econometric evidence for significant negative effects of companion website tra?c on the print circulation...

Productivity growth has been slow in many continental European countries over the last few decades, especially in comparison with the United States. It has been argued that lack of product market competition and poor corporate governance are two of the main reasons for this phenomenon. However,...

Using a large panel of German manufacturing firms over the years 1986?1996, this study examines the impact of corporate governance and market discipline on productivity growth. We find that firms under concentrated ownership tend to show significantly higher productivity growth. Financial...

This paper studies the introduction of new products (increase in product variety) in the automobile industry. The focus is on the two sources of market power that may allow the firms to get higher profits (and, thus, recoup investments): new products and brand-name reputation. The effects of new...