In this paper we describe the development of regional specialisation and geographical concentration in Germany between 1993 and 2001. Somewhat contrary to theoretical expectations derived from the recent literature in location theory, we neither find compelling evidence for a specialisation...

This paper examines data on trade flows between West German Bundesländer (federal states) and East Germany to explore the effect of national borders on trade. Although the data cover only a small fraction of intra-German trade flows, I find a home bias of about factor 2.2; West German shipments...

The paper is inviting a reader to think to what extent we can use the knowledge resulting from laws of nature for exploring economic processes. In order to look for the answers on this question, the paper is going to explore international trade flows between the Baltic Sea region countries using...

Using quantile regression and a rich cross section data set for German manufacturing plants this paper documents that the impact of plant characteristics on export activities varies along the conditional size distribution of the export/sales ratio.

Dieser Aufsatz nutzt geheime Einzeldaten aus amtlichen Erhebungen in niedersächsischen Industriebetrieben, um einen Blick hinter die Kulissen des Exportbooms zu werfen. Hierbei zeigt sich eine ausgeprägte Heterogenität der Exportdynamik zwischen Betrieben innerhalb einer Hauptgruppe,...

This paper starts from the stylized fact that firm size and exporting tends to be positively related. Using large sets of establishment panel data for three different industries from official statistics evidence is presented that the familiar picture of an export/sales ratio that ceteris paribus...

This paper uses a large plant level panel data set from Germany and a matching approach to look for causal effects of starting to export on plant performance. We find positive effects on growth of employment, labor productivity, and wages.

This paper extends an economic geography model by tariffs to analyze their impact on welfare and sustainability of agglomerations. Policies with and without cooperation are compared, with the goal of maximizing aggregated welfare in the former and regional welfare in the latter case. The main...

In Africa there has been an immense effort in the past, continuing into the present, to unite politically and to build numerous economic integration areas. In this paper we discuss the reasons for the existence of this phenomenon in Africa which we call the drive to political and economic...

The EAC is on the verge of establishing a customs union. But this is accompanied by fears that the Customs Union would lead to trade imbalances among the Partner States, which would create serious problems for the proper functioning of the Customs Union itself. To mitigate these problems the...