how best to use a put option on price. I introduce the variance surface, which is a data visualization technique that …

system Microsoft Dynamics NAV. A great deal of this article is aimed at area of multidimensional data which are the source … data of e-commerce systems. …

principles of communication to evaluate their suitability graphical devices seem optimal. They absorb large quantities of data …

statistical software and data analysis. This is R software environment and the main objective of this paper is to underline the … importance of R for statistical computations, data analysis, visualization and applications in various fields. Regarding to this …

value plots with ease, and thus facilitate visualizing quantitative data that record parameter change from simulation … experiments. Pitfalls in layout may be avoided when observing elementary design principles. To illustrate their workings the …

delivered for documents. This would transform the quality and usability of economic data. The goal is a system which, by analogy … with Wikipedia can establish a world resource for reliable data. The paper discusses a process by which data providers and … users can evolve a new set os systems for exchanging, describing and interacting with data to bring this about. The proposal …

facts is not very different. They freely use (sometimes without understanding) research methods, statistics and data that …