Why Give to a College That Already Has Enough?The law of diminishing returns, a simple but powerful concept that is widely known by everyone with a rudimentary understanding of economics, is often flagrantly disregarded by many — including the richest among us. The law states that there comes a time when additional infusion of a factor of production no longer... Copyright © 2009 by The Chronicle of Higher Education Subscribe | About The Chronicle | Contact us | Terms of use | Privacy policy | Help |