The trial balance:I. has debit balances in the left column and credit balances in the right column II. is usually prepared at the beginning of the accounting period III. when prepared right, should have mathematical equality of debits and credits after posting IV. only contains accounts from the balance sheeta. II, IV
b. I, III, IV
c. I, III
d. I, II

Which of the following is an example of a person’s background? a. jose enjoys drawing and painting. b. tobias works as a preschool teacher. c. jennifer grew up in beirut. d. lin wants to be an architect.

Tony is a wheat farmer, but he also spends part of his day teaching guitar lessons, due to the popularity of his local country western band, farmer tony has more students requesting lessons than he has time for if he is to also maintain his farming business. farmer tony charges $25 an hour for his guitar lessons. one spring day, he spends 10 hours in his fields planting $130 with of seeds on his farm. he expects that the seeds he planted will yield $300 worth of wheat a. 130 b. 260 c. 170 d. $-80

Why is the cournot equilibrium an​ equilibrium? a. there are​ short-run barriers to exit in a cournot​ duopoly, so both firms cannot alter their output levels. b. given the other​ firm's level of​ production, both firms are maximizing profits and cannot improve their situation by unilaterally altering their level of output. c. both firms operate at zero profit under a cournot​ equilibrium, so they would face negative profits if they change output. d. both firms operate at minimum​ long-run average cost under a cournot​ equilibrium, so changes to output would reduce​ long-run profits. even if they​ can't collude, why​ don't firms set their outputs at the joint​ profit-maximizing levels​ (i. e., the levels they would have chosen had they​ colluded)? a. given that other firm produces at the collusive​ level, a firm could increase their own profits by increasing output above the collusive level. b. the midpoint of the collusion curve​ (i. e., the collusive​ outcome) lies below the reaction​ curves, so both firms have an incentive to increase output under the cournot duopoly. c. both a and b are correct d. both a and b are incorrect