The difference in prices for first-class and coach airline tickets exemplifies price discrimination

Mr. Sweet opened a candy store. He rented a building for $30,000 a year. During the first year of operation, Sweet paid $40,000 to his employees, $10,000 for utilities, and $20,000 for goods he bought from other firms. His total revenue was $135,000

Sweet's best alternative to running this candy store is to work for Wal-Mart as a sales associate for $15,000 a year. What is Sweet's total opportunity cost? A) $15,000 B) $100,000 C) $135,000 D) $115,000

Which of the following is not an example of a liquid asset?

(A) A checking account (B) Cash (C) A certificate of deposit (D) Travelers' checks