%T Complex derivatives %V 9 %N 3 %R 10.1038/nphys2575 %J Nature Physics %P 123-125 %A Stefano Battiston %A Guido Caldarelli %A Co-Pierre Georg %A Robert May %A Joseph Stiglitz %I Nature Publishing Group %D 2013 %X The intrinsic complexity of the financial derivatives market has emerged as both an incentive to engage in it, and a key source of its inherent instability. Regulators now faced with the challenge of taming this beast may find inspiration in the budding science of complex systems. %L eprints1504 %K Statistical physics, thermodynamics and nonlinear dynamics