The accumulation of the human capital stock plays a key role to explain the economic performance across regions. However, empirical evidence for this claim has been not very convincing, probably due to low quality of the data. This paper provides a robustness analysis of alternative human...

In Germany, the TV broadcasting of the Winter Olympics 2010 marked the official start of high definition television (HDTV). However, the transition from standard to high definition television has been significantly hampered by inconsistent change management. While the large international movie...