An economist is usually a man who can save money by cutting down some other person's expenses.
Economy is going without something you do want in case you should, some day, want something which you probably won't want.—Anthony Hope.
Economy is a way of spending money without getting any fun out of it.
Ther's lots o' difference between thrift an' tryin' t' revive a last year's straw hat.—Abe Martin.
Economy is a great revenue.—Cicero.