In business the 80/20 principle is behind any innovation, any extra value. It is an entrepreneurial principle, a formula for value creation utilized not only by entrepreneurs, but by most managers and organizations. The 80/20 Individual (2003)
Business strategy should not be a grand and sweeping overview. It should be more like an under view, a peek beneath the covers to look in great detail at what is going on. The 80/20 principle: the secret of achieving more with less (1999)