International audienceThis book considers the transformations of both accumulation processes and labour in the transition from a Fordist to a cognitive capitalism paradigm, with specific regard to Western economies. It outlines the advent, after industrial capitalism, of a new phase of the capitalist system in which the value of cognitive labour becomes dominant. In this framework, the central stakes of capital valorization and of forms of property are directly based on the control and privatization of the production of collective knowledge. The transformation of knowledge itself, into a commodity or a fictitious capital, is analyzed. The contradiction between cognitive capitalism and a knowledge based economy will be here declined as a new...