To what extent has Sub-Saharan Africa's slow economic growth over the past five decades been due to price and trade policies that discouraged production of agricultural relative to non-agricultural tradables? This paper uses a new set of estimates of policy induced distortions to relative...

This paper studies the volatility of commodity prices on the basis of a large dataset of monthly prices observed in international trade data from the United States over the period 2002 to 2011. The conventional wisdom in academia and policy circles is that primary commodity prices are more...

The 2007-2008 upsurge in agricultural commodity prices gave rise to widespread concern about investors causing a"global land rush". Large land deals can provide opportunities for better access to capital, transfer of technology, and advances in productivity and employment generation. But they...