This paper is concerned with the determinants and consequences of immigrant/linguistic concentrations (enclaves). The reasons for the formation of these concentrations are discussed. Hypotheses are developed regarding "ethnic goods" and the effect of concentrations on the immigrant?s language...

This paper summarizes our recent research on evaluating the distributional consequences of social programs. This research advances the economic policy evaluation literature beyond estimating assorted mean impacts to estimate distributions of outcomes generated by different policies and determine...

At the beginning of 1999 the euro was launched as a common currency in 11 European countries. This paper addresses empirically the medium to long-term forces driving the real euro-dollar exchange rate. Constructing a synthetic euro-dollar exchange rate over a period from 1975 to 1998 and...

It is widely believed that the Fed controls the funds rate by altering the degree of pressure in the reserve market through open market operations when it changes its target for the federal funds rate. Recently, however, several economists have suggested that open market operations may not be...

The capital-asset-pricing model (CAPM) is one of the most popular methods of financial market analysis. But, evidence of the poor empirical performance of the CAPM has accumulated in the literature. For example, based on their empirical results regarding the relation between market Beta and...

Density forecasts have become quite important in economics and finance. For example, such forecasts play a central role in modern financial risk management techniques like Value at Risk. This paper suggests a regression based density forecast evaluation framework as a simple alternative to other...

In this paper we propose exact likelihood-based mean-variance efficiency tests of the market portfolio in the context of Capital Asset Pricing Model (CAPM), allowing for a wide class of error distributions which include normality as a special case. These tests are developed in the framework of...

Inhaltsverzeichnis: 1. Lohnspreizung - Ein gesellschaftspolitisches Problem 2. Theoretische Erklärungsansätze zur Lohnspreizung 2.1. Einfaches Arbeitsmarktmodell mit homogenen Arbeitsangebot 2.2. Einfaches Arbeitsmarktmodell mit heterogenen Arbeitsangebot 2.3. trade-off-Hypothese zwischen...

Die vorliegende Untersuchung befaßt sich mit verschiedenen Verfahren zur Berücksichtigung von Einkommensvorteilen aus selbstgenutztem Wohneigentum ("Imputed Rent") und deren Einfluß auf die personelle Einkommensverteilung. Nach einer theoretischen Darstellung der Verfahren und ihrer...

The aim of this study is the analysis of so called socially responsible investments (SRI). First, the performance of SRI equity investment funds and equity indices is investigated using Jensen's alpha as performance measure. The analysis considers market timing strategies of the fund management...