This Paper uses monthly data from a differentiated market dominated by a duopoly to analyse the nature of interactions between competitor firms. The incumbent, Canal Satellite, and the entrant, TPS, have dominated the French satellite pay-TV market, characterized by a monopoly until the end of...

This paper aims at assessing the impact of R&D spillovers on firms’ economic performance as measured by productivity growth. The construction of R&D spillovers is based on Jaffe’s methodology (1986, 1988), which associates econometrics and data analysis. The main objective of the paper is to...

International R&D activities have grown significantly over the last two decades. Both the number of actors involved, as well as the importance of the technological activity carried out abroad, has considerably increased. We aim to quantify the international generation of knowledge for the case...

The second European Innovation Survey (CIS-2) provides information about different modes of interactions between innovative firms and other research institutions, in particular universities. These data are exploited to estimate an ordered probit model with sample selection of the role played by...

This paper aims at assessing the magnitude of R&D spillover effects on large international R&D companies’ productivity growth. In particular, we investigate the extent to which R&D spillover effects are intensified by both geographic and technological proximities between spillover generating...