This paper attempts to analyze a technical change at the industry level by rendering explicit the investment behavior of the firms. The authors develop a model based on the assumption that production technology can be either modern or traditional. The probability that a firm modernizes is...

[eng] Productivity and quality effects of automatization : a macroeconomic approach. . This paper on automatization and economie growth under lines the specificity of the present reorganization of work in manufacturing industries.. It distinguishes the usual productivity effects from quality...