decisions made at margingreenspun.com : LUSENET : Economic History (and Related Observations) : One Thread
Which of the following is the kind of decisions that can be made at the margin?
a. whether or not to build an addition on a home. b. whether or not to hire new workers. c. whether to have a dog or a cat as a pet. d. whether or not to go on a vacation.
-- Thomas Gross (email@example.com), February 19, 2004