The issue of quality and its relationship with efficiency and performance is a crucial operational issue in many fields of study including production economics, operations research, engineering and business management. In this paper we provide a methodology for identifying latent quality...

Productivity growth and in particular the significant acceleration of productivity growth in the US economy in the second half of the 1990’s, raised high expectations that the massive investment in ICT-capital goods had finally had its impact on the whole US economy. Numerous growth accounting...