Under a contract with valley vineyard, walsh begins grading a terraced hillside for the planting of grapes. halfway through the project, walsh asks for $5,000 over the contract price, claiming an increase in the "cost of doing business."

valley agrees but later refuses to pay. valley's agreement to pay more is :

a. unenforceable because walsh's performance was a preexisting duty.

b. unenforceable because valley's promise was illusory.

c. enforceable.

d. unenforceable because walsh's request modified the contract.

If the demand for a pair of shoes is given by 2p + 5q = 200 and the supply function for it is p − 2q = 10, compare the quantity demanded and the quantity supplied when the price is $90. quantity demanded pairs of shoes quantity supplied pairs of shoes will there be a surplus or shortfall at this price? there will be a surplus. there will be a shortfall.

Asavings account that pays interest every 3 months is said to have a interest period

Which of the following statements is correct? stockholders should generally be happier than bondholders to have managers invest in risky projects with high potential returns as opposed to safe projects with lower expected returns. potential conflicts between stockholders and bondholders are increased if a firm's bonds are convertible into its common stock. takeovers are most likely to be attempted if the target firm’s stock price is above its intrinsic value. one advantage of operating a business as a corporation is that stockholders can deduct their pro rata share of the taxes the firm pays, thereby eliminating the double taxation investors would face in a partnership.