Climate change and land degradation have considerably altered the conditions for rain-fed agriculture in Northern Ghana. Furthermore, population pressure has led to continuous farming of available agricultural lands and thus caused land degradation. Crop failure and decreasing yields that result...

The current debate on trade liberalization is accompanied by an increased concern about environmental and food safety issues leading to frictions of different country groups under the World Trade Organization (WTO). This discussion paper aims at shedding more light on some of the issues in the...

Why do some countries establish their own national eco-labeling programs and some do not? In this paper, we provide both theoretical arguments and empirical evidence suggesting that the answer to this question can shed new light on three questions that have taken center-stage in the trade and...

In this paper we analyze the effectiveness of eco-labels in reducing the supply of eco-unfriendly products. We focus on the situation where a labeled product is viewed by consumers as a private good and develop a theoretical model to pin down theinteraction between consumers' willingness to pay...