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...

Agricultural markets in OECD countries have long been highly distorted by government policies. Traditional weighted average aggregates of the price distortions involved, such as producer and consumer support estimates (PSEs and CSEs), can be poor indicators of the trade restrictiveness and...

Trade negotiators and policy advisors are keen to know the relative contribution of different farm policy instruments to international trade and economic welfare. Nominal rates of assistance or producer support estimates are incomplete indicators, especially when (especially in developing...

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

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...

The agricultural and food sector is an ideal case for investigating the political economy of public policies. Many of the policy developments in this sector since the 1950s have been sudden and transformational, while others have been gradual but persistent. This article reviews and synthesizes...

This report examines the different channels through which trade openness (and reforms to achieve it) can affect a country’s food security. The overall conclusion is that trade openness has a positive net impact on food security, although specific constituencies, including some poor households,...

For decades, earnings from farming in many developing countries have been depressed by a pro-urban bias in own-country policies as well as by governments of richer countries favoring their farmers with import barriers and subsidies. Both sets of policies reduce national and global economic...

The objectives of this paper are (i) to assess the actual economic implications of the new European banana policy on prices, consumption and trade in Germany within a theoretical and quantitative analysis; (ii) to elaborate the welfare implications of the European banana market policy on the...

The usual estimation methods provide only a blurred picture of the cyclical development for the current values of a time series, the section that is of most interest for short-term economic analysis. As an alternative, an approach to identify first signs of a development toward a cyclical...