This paper examines an industry whose economic activity uses a natural capital on which its profit also relies. When such a productive natural capital has a limited capacity to recover from its exploitation, a free market tends to over-exploit it, calling for public intervention. The analysis is...

This study complements OECD analyses on commodity price volatility by providing quantitative assessments of the impact of two structural changes that a number of market observers have identified as contributing to world wheat market price volatility. The factors examined relate to changes in...