The article considers the stock changes and their relationship to changes in economic activity. Comprehensive statistical analysis covers accounting data, which are compiled on a quarterly basis, in relation with annual data of the system of national accounts. Methodological approaches to using...

Due to scarcity considerations an increase in the supply of college graduates should reduce the premium for this kind of qualification. Therefore it seems quite contradictory that a tremendous educational expansion in the USA is accompanied by rising wage dispersion (overall and between...