Monday, July 28, 2008

Seeing is believing: Could the oil crisis be triggered by images of Greenland’s crumbling ice cap?

A Robert Shiller Commentary from Project Syndicate:
Could the television image we’ve all seen of the Greenland ice cap crumbling into the ocean because of global warming somehow - indirectly and psychologically — be partly responsible for high oil and other commodity prices? The usual explanation of today’s scarcity and high prices focuses on explosive growth in emerging countries, China and India in particular, whose demand for scarce resources is “insatiable.” But psychology also matters in speculative markets, and perhaps that image of the Greenland ice disappearing makes it seem all too plausible that everything else- land, water, even fresh air - is running out too.

Let’s take a case study, the last generalised boom-bust cycle in commodity prices, which caused these prices generally to rise (more or less) from some time in the 1960’s until the 1980’s, and then generally to fall until the mid-1990’s. Maybe images matter just as much as substance in explaining that....MORE
HT: Mark Thoma