37 citations · 85 across the 6 of their papers we have counts for
4 papers · 1 filter
South African Riots: Repercussion of the Global Food Crisis and US Drought
Yavni Bar-Yam, Marco Lagi, Yaneer Bar-Yam
High and volatile global food prices have led to food riots and played a critical role in triggering the Arab Spring revolutions in recent years. The severe drought in the US in th…
UPDATE July 2012 | The Food Crises: The US Drought
Marco Lagi, Yavni Bar-Yam, Yaneer Bar-Yam
Recent droughts in the midwestern United States threaten to cause global catastrophe driven by a speculator amplified food price bubble. Here we show the effect of speculators on f…
UPDATE February 2012 - The Food Crises: Predictive validation of a quantitative model of food prices including speculators and ethanol conversion
Marco Lagi, Yavni Bar-Yam, Karla Z. Bertrand +1
Increases in global food prices have led to widespread hunger and social unrest---and an imperative to understand their causes. In a previous paper published in September 2011, we…
Modeling Policy and Agricultural Decisions in Afghanistan
Michael J. Widener, Yavni Bar-Yam, Andreas Gros +2
Afghanistan is responsible for the majority of the world's supply of poppy crops, which are often used to produce illegal narcotics like heroin. This paper presents an agent-based…