Notre étude a pour objectif de mesurer les effets spatiaux des externalités de connaissances sur la production de brevets des firmes, au niveau des villes. Nous utilisons une méthode originale basée sur le maximum d'entropie généralisé. Cette méthode permet de tester l'auto-correlation...

This paper explores the relationship between innovation and vocational training. We consider a linear feedback model to explain the dynamics of count data processes relative to patenting activities, R&D and training expenditures. Estimations are made on a panel data set relative to French...

This article investigates the effects of human capital and technological capital on innovation. While the role of technological capital as measured by research and development (R&D) expenditure has been intensively investigated, few studies have been made on the effect of employee training on...

Human capital is considered as one of the main inputs in economic growth. Human capital can generate endogenous growth thanks to a continuous process of knowledge and externalities accumulation (Aghion and Howitt, 1998). In that context, this paper explores the relationship between innovation...

This paper examines the determinants of the time it takes for an index options marketto be brought back to efficiency after put-call parity deviations, using intraday transactionsdata from the French CAC 40 index options over the August 2000 – July 2001 period. Weaddress this issue through...

We empirically investigate the impact of option listing on the underlying stock efficiency by looking at the volume-volatility relation of underlying stock. We use a time- consistent bivariate VAR (Vector Autoregressive Regression) model that includes time duration between trades. This model...

This paper examines the determinants of the time it takes for an index options market to be brought back to efficiency after put-call parity deviations, using intraday transactions data from the French CAC 40 index options over the August 2000 - July 2001 period. We address this issue through...

L’objectif de cet article est d’analyser l’efficacité des mécanismes d’incitation au remboursement utilisés dans le microcrédit individuel, et, en particulier, le mécanisme du garant. Peu de recherches académiques ont été consacrées à cet instrument alors même alors que son...

In mid-2010, France will open market competition to online gambling and casinos. The market is opening as European law evolves and reacts to the growing number of illegal Internet sites. The ensuing new legal scope targets quality-based competition versus price-oriented competition, especially...