In the economic and financial analysis, the need to classify companies in terms of categories, the delimitation of which has to be clear and natural occurs frequently. The differentiation of companies by categories is performed according to the economic and financial indicators which are...

Modern management involves a wide range of skills and knowledge, many of which assuming skills in social sciences, logics, philosophy, psychology, mathematics, statistics, information technology, international relations, languages and culture. There is no universal management style to be...