[eng] The purpose of this article is to illustrate the behaviour of business firms, based on an analysis of the conditions of valorisation of their capital : structure and evolution of the demand, production, condition, shares of the market and competition spheres.. Such is hypothesis, tested on...

[eng] How do technological changes affect the current slowing down of productivity gains? Pondering over the determining factors of the recent trends of productivity allows one to temper the extreme predictions concerning the consequences of microelectronics on productivity and employment.. An...