You go to starbucks and see the price of a latte quoted as $4.00. (2) you buy the latte and pay with $4.00 in cash. in the first instance money serves as while in the second instance money serves as choose one:
a. a unit of account; a medium of exchange
b. a store of value; a medium of exchange
c. a medium of exchange; a unit of account
d. a store of value; a unit of account
e. a unit of account; a store of value
f. a medium of exchange; a store of value

Paddock pools constructed a swimming pool and deck for the jensens' home. paddock installed the wrong trim on the pool. it would cost $2800 to change the trim-one-fifth of the total cost of the pool. the jensens refuse to pay anything for the pool. the paddock's best defense is: (a) duress (b) substanial performance (c)mistake (d) failure of conditions

To : of $25 up to 35 2 35 up to 45 5 45 up to 55 7 55 up to 65 20 65 up to 75 16 is$25 up to $35 ?

Which of the following statements is (are) true? i. free entry to a perfectly competitive industry results in the industry's firms earning zero economic profit in the long run, except for the most efficient producers, who may earn economic rent. ii. in a perfectly competitive market, long-run equilibrium is characterized by lmc < p < latc. iii. if a competitive industry is in long-run equilibrium, a decrease in demand causes firms to earn negative profit because the market price will fall below average total cost.