The Republicans are wrong in thinking that the rich create jobs. In reality, many of the richest Americans have been investing in efficiency innovations rather than to create jobs. And the Democrats are wrong, because growth won't happen if they distribute the wealth of the wealthy to everyone else.

The principles of disruptive innovation are indeed intended to be guidelines to assist managers both in introducing disruptive innovations as well as identifying disruptive developments in their market.

Optimizing return on capital will generate less growth than optimizing return on education.

Clayton M. Christensen Quotes