Like many other industrialised countries Germany has experienced a powerful concentration process in food retailing. There are some issues, however, which make Germany a special case in Europe and among industrialised countries in general. This holds true in terms of market structure and...

In many industrialized countries, the grocery-retailing sector exhibits a strong and increasing market concentration. Hence, it is important to understand retail pricing for many questions related to market power in the marketing chain and to agricultural and food policies. We analyze...

This paper presents empirical evidence on the interplay important topics of consumer price rigidity and market power in the German food retail industry. In particular, the analysis addresses the causal relationship between market structure - collusion - and pricing behaviour highlighted in the...

Although the dissertation is in German, on demand a bilateral discussion can be done in English language.

For decades, nontariff trade barriers (NTBs) have been regarded as more problematic policy instruments than tariffs in international trade negotiations. This is due to the fact that trade impacts of nontariff trade barriers are less transparent than those of tariffs. Tariffication of nontariff...

Since their implementation at the Uruguay Round, tariff rate quotas (TRQs) have become a widely used instrument of trade policy in agricultural trade. With almost 1300 TRQs scheduled at the WTO, it seems worthwhile to examine their economic effects more closely. This is what this paper does....

Each time the Euro starts appreciating, a discussion on how painful this might hit European exporters arises in media, making politician and economists work out the ways to mitigate possible shocks. Still, in his recent study, Verheyen (2013a) using aggregated European exports to the US as an...

The agricultural sector of Uzbekistan is still characterized by unsustainable production patterns and the agricultural institutions of the country are controlled to a large extent through government intervention. The Government takes the decision to grow cotton and wheat and fix the output...