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The Food Crises: A quantitative model of food prices including speculators and
ethanol conversion, arXiv
 









Excerpt: Recent increases in basic food prices are severely impacting vulnerable
populations worldwide. Proposed causes such as shortages of grain due to adverse
weather, increasing meat consumption in China and India, conversion of corn to
ethanol in the US, and investor speculation on commodity markets lead to widely
differing implications for policy. A lack of clarity about which factors are
responsible reinforces policy inaction. Here, for the first time, we construct a
dynamic model that quantitatively agrees with food prices. The results show that
the dominant causes of price increases are investor speculation and ethanol
conversion. (…)
Source: The Food Crises: A quantitative model of food prices including
speculators and ethanol conversion[ http://arXiv.org/abs/1109.4859 ], Marco
Lagi, Yavni Bar-Yam, Karla Z. Bertrand, Yaneer Bar-Yam, arXiv:1109.4859,
2011/09/21

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