Generalization of the covariance concept is discussed for mixed categorical and numerical data. Gini's definition of variance for categorical data gives us a starting point to...
Factor model is a very useful and popular model in finance. In this paper, we show the relation between factor model and blind source separation, and we propose to use Independent ...
Abstract. In this study we used a new agent-based approach, an artificial market approach, to analyze the ways that dealers process the information in financial news. We compared b...
The software industry is an ideal case of information production with a high importance of knowledge and information management. This paper distinguishes information and knowledge...
Definitions of electronic commerce are many and varied. They indicate a lack of consensus about what electronic commerce is. `A `definition' implies a direct and unproblematic...
Linda Wilkins, Paula M. C. Swatman, Tanya Castlema...