“implementation” is defined, and we progressively shift from a traditional “design then implementation” standpoint to a more general … theory of a model design/implementation, seen as a cross-construction process between the model and the organisation in which … the design of models. This leads to logically propose six models of model implementation: the technocratic model, the …

implementation based. Interestingly, typical configurations were identified on each dimension and distinct configurational patterns …

Motivated by a mean field games stylized model for the choice of technologies (with externalities and economy of scale …

auctioned object for a minimal price. However, identity dependent externalities may lead to the formation of small rings, as … compensation for their expected (negative) externalities if the ring forms. The others may therefore profitably exclude such … externalities, showing that a ring may prefer sending an inefficient member to the auction, if the efficient member exerts …