We now proceed to paragraph six of Milton Friedman’s 1970 essay on business ethics. Whatever theory of business ethics you subscribe to (profit-maximization or stakeholder theory), this short paragraph is perhaps the most important one of the entire essay, so it deserves to be quoted in full:
Needless to say, this [the principal-agent nature of the relationship between shareholders and managers] does not mean that it is easy to judge how well he [a corporate manager] is performing his task [i.e. maximizing profits]. But at least the [profit-max] criterion of performance is straight-forward, and the persons among whom a voluntary contractual arrangement exists are clearly defined.
In other words, to be useful, a theory of business ethics should satisfy the following two criteria: (1) the scope of the theory should be well-defined, i.e. we should be able to tell to whom does the theory apply; and (2) compliance with the theory should be easy to measure, i.e. we should be able to tell when a corporate manager is acting in a way that is consistent or not with the theory. Continue reading







