This paper examines issues which have arisen from the growth of non-tariff measures (NTM)s as the preferred instrument of government intervention in commodities markets, especially for agricultural commodities. In order to understand the effects of NTMs and to compare them with tariffs, the...

Past attempts to generalise the Stolper-Samuelson Theorem have used a matrix of real income terms which is sufficient but not necessary to define a change in utility. In contrast, one can define a second matrix of terms which are necessary and sufficient for a change in indirect utility. Using...

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...

This paper reviews the literature and contributes with some evidence based on the World Values Survey on the drivers of tax morale around the world, with an emphasis on developing countries. It shows that socio-economic factors such as age, religion, gender, employment status and educational...