UPDATE February 2012 — The Food Crises: Predictive validation of a quantitative model of food prices including speculators and ethanol conversion
Kawandeep Virdee, Amaç Herdağdelen, and Yaneer Bar-Yam
Tweet map (click on nodes to see source) showing tweets and retweets of the Food Price Update, followers are not shown, and image may not include all tweets. The area of larger circles is proportional to the number of followers.
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