Bouchaud, Jean-PhilippeGefen, YuvalPotters, MarcWyart, Matthieu2016-10-182016-10-182016-10-18200410.1088/1469-7688/4/2/007https://infoscience.epfl.ch/handle/20.500.14299/130542Fluctuations and response in financial markets: the subtle nature of ‘random’ price changestext::journal::journal article::research article