The number of Internet users rose from 400 million in 2000 to just over 2 billion in early 2011. This means that approximately one third of the world's population uses the internet. Taking these conditions into consideration, the way how businesses are designed need to be changed Many companies...

A cluster analysis task has to identify the grouping trends of data, to decide on the sound clusters as well as to validate somehow the resulted structure. The identification of the grouping tendency existing in a data collection assumes the selection of a framework stated in terms of a...

Investment companies are exploring the best opportunities on financial markets for financial instruments transactions in order to optimize the portfolio structure and to diversify the risk. Trading the financial derivatives is assumed to be one of the most efficient methods to increase the...