The education system in every country is a regular process and each year a big part of government budget and also private investments are allocated toward this system. In addition, some of the best years of every human are spent in schools and under education. Today, the economic effects of...

"This is the first systematic analysis of the class structure of professionals. Their growing numbers, including mainly non-managerial professional employees as well as self-employed professionals, professional employers and professional managers, have been conflated in most prior studies. In...