books.google.hu - Knowledge has become the most important factor in economic life. It is the chief ingredient of what we buy and sell, the raw material with which we work. Intellectual capital--not natural resources, machinery, or even financial capital--has become the one indispensable asset of corporations.Intellectual...http://books.google.hu/books/about/Intellectual_capital.html?hl=hu&id=3eDtAAAAMAAJ&utm_source=gb-gplus-shareIntellectual capital