Few things are more fragile than institutional memory. It is constantly eroded by the shifting tides of the labor market. U. S. companies have a voluntary turnover rate – people retiring, leaving for fresh woods and pastures new

Explosive change typically brings huge opportunity. It can also bring unexpected danger for individual firms, entire industries, and even whole nations. A study published in the journal Agricultural History, titled "The Significance of Mr. Richard Buckley's Exploding Trousers, "brings this point home dramatically

As waves of immigrants come to developed countries from developing ones, many policy makers tend to focus on the downsides, such as strains on social services, competition for employment, and racial tensions