The last decade brought substantial increased participation in commodity markets by index funds that maintain long positions in the near futures contracts. Policy makers and academic studies have reached sharply different conclusions about the effects of these funds on commodity futures prices....

The "Masters Hypothesis" is the claim that unprecedented buying pressure from new financial index investors created a massive bubble in agricultural futures prices at various times in recent years. This paper analyzes the market impact of financial index investment in agricultural futures...

During 1985-93 the U.S. Government provided $4.9 billion in subsidies to targeted foreign buyers of U.S. wheat under its Export Enhancement Program (EEP). The subsidies averaged $31 per metric ton, or about 25 percent of the U.S. price. The EEP generates a small gain to U.S. farmers, compared to...

Many developing countries use food-price subsidies or price controls to improve the nutrition of the poor. However, subsidizing goods on which households spend a high proportion of their budget can create large wealth effects. Consumers may then substitute towards foods with higher...

Risky health behaviors such as smoking, drinking alcohol, drug use, unprotected sex, and poor diets and sedentary lifestyles (leading to obesity) are a major source of preventable deaths. This chapter overviews the theoretical frameworks for, and empirical evidence on, the economics of risky...

Caloric intake and minimum calorie thresholds are widely used in developing countries to assess hunger and nutrition, and to construct poverty lines. However, it is generally recognized that the sufficiency of an individual's caloric intake cannot be determined, due to: a lack of consensus on...

The U.S. has a long history of providing generous support for the agricultural sector. A recent omnibus package of farm legislation, the 2008 Farm Bill (P.L. 110-246) will provide in excess of $284 billion in financial support to U.S. agriculture over the 2008-2012 period. Commodity program...

This paper examines interactions between market power and agricultural policy in the U.S. wheat flour milling industry using a non-parametric approach. The analysis focuses on marketing loan and pre-1986 deficiency payment programs; farmers' payments from these programs are dependent on whether...

When food prices spike in countries with large numbers of poor people, hunger and malnutrition are very likely to result in the absence of public intervention. For governments, this is also a case of political survival. Government actions often take the form of direct interventions in the market...

This paper first considers the impact on world food prices of the changes in restrictions on trade in staple foods during the 2008 world food price crisis. Those changes--reductions in import protection or increases in export restraints--were meant to partially insulate domestic markets from the...