Nevertheless, large performance gaps continue to exist between the highest-poverty and other schools.

UNESCO: II Part Analytic Section

For fans, college sports can be much more fun to watch, as the performance gaps within and among teams are greater than in the pros.

FORBES: Turtle for Thanksgiving : College Football Econ.

They do know, however, that the language and the reality of "performance gaps" in economic performance, in the health service, in education and elsewhere has hardened into more than unfathomable statistics and stark headlines.

BBC: Time to switch back on

Calpino argues that when we constantly look to our most loyal customers and fans for feedback and insights, we miss the opportunity to hear about the glaring gaps in our performance.

FORBES: Embrace The Hate To Innovate