productivity growth, capital per worker and the skills level of the workforce as represented by educational attainment, have …

capital in the U.S. economy over the last 70 years, with an application to examining some possible causes of the slowdown in …

2003), and that this leads to the exclusion of more than $3 trillion of business intangible capital stock. To assess the … importance of this omission, we add intangible capital to the standard sources-of-growth framework used by the BLS, and find that … growth. The rate of change of output per worker increases more rapidly when intangibles are counted as capital, and capital …