This paper uses both linear and nonlinear causality tests to examine the causal relationships between changes in commodity prices and U.S. inflation. Prior to the Great Moderation, there is evidence that changes in commodity price indices linearly lead inflation. The stability of the causal...

Does trade raise growth rates of commodity exporters less than those of industrial goods exporters? Do industrial countries gain more from trade? Do world trade booms over the past two centuries help account for the widening gap between rich and poor countries because of some asymmetric growth...

This paper relates the inflationary impact of commodity price shocks across countries to a broad range of structural characteristics and policy frameworks over the period 2001-2010, using several approaches. The analysis suggests that economies with higher food shares in CPI baskets, fuel...