Hotel and Restaurant Manager
(field of studies: Tourism)

When a manager asks for hard data, that's usually just his way of saying no.

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 increase of this efficiency is essentially the problem of the manager, and the amount to which it can be increased by proper study is, in most cases, so great as to be almost incredible.