1-2 FILLING

(a)   the business practice of selling the same good at different prices to different customers

(a)   a type of monopoly that arises because a single firm can supply a good or service to an entire market at a lower cost than could two or more firms

(a)   a firm that is the sole seller of a product without any close substitutes

(a)   a person who receives the benefit of a good but avoids paying for it

(a)   goods that are excludable but not rival in consumption

(a)   goods that are rival in consumption but not excludable

(a)   goods that are neither excludable nor rival in consumption

(a)   goods that are both excludable and rival in consumption

(a)   the property of a good whereby one person’s use diminishes other people’s use

(a)   the property of a good whereby a person can be prevented from using it