This paper examines empirically two distinguishing aspects of the world's wine regions: their degree of specialization in certain varieties, as measured by a varietal intensity index; and their similarity with the varietal mix of other regions, as measured by a varietal-based regional similarity...

"For decades the world's agricultural markets have been highly distorted by national government policies, but very differently for different commodities. Hence a weighted average across countries of nominal rates of assistance or consumer tax equivalents for a product can be misleading as an...

"Despite recent reforms, world agricultural markets remain highly distorted by government policies. Traditional indicators of those price distortions can be poor guides to the policies' economic effects. Recent theoretical literature provides indicators of trade and welfare-reducing effects of...

For decades, agricultural price and trade policies in Sub-Saharan Africa have hampered farmers’ contributions to economic growth and poverty reduction. Although there has been much policy reform over the past two decades, the injections of agricultural development funding, together with...