This paper develops a framework for evaluating the importance of the arrival of new information for forecasting, estimation, and decision making. By fusing known and recently developed statistical tests and concepts, the paper provides guidelines for detecting outliers, influential observations,...

This article discusses theoretically why companies cooperate in carrying out their R&D, and doing so with several external agents. From a sample of original equipment manufacturers suppliers (OEMS) located in Catalonia, we checked if they incorporated products innovation, research, design,...

The main result of this paper consists in the resolution of the inverse problem for the Black-Cox (1976) model, using the method proposed by Sukhomlin (2007). Based on the backward approach, we obtain an exact expression of the implied volatility expressed as a function of quantifiable market...