Compared to the purely competitive industry, a pure monopoly: a) is often more efficient from society's perspective because it has big plants and it uses the newest technology.
b) will always become competitive in the long run because positive economic profits will entice competitors into the market.
c) produces an equal amount of output, but charges higher prices to cover all costs in the market.
d) is able to use barriers to entry and maintain positive economic profits in the long run.

For each of the following cases determine the ending balance in the inventory account. (hint: first, determine the total cost of inventory available for sale. next, subtract the cost of the inventory sold to arrive at the ending balance.)a. jill’s dress shop had a beginning balance in its inventory account of $40,000. during the accounting period jill’s purchased $75,000 of inventory, returned $5,000 of inventory, and obtained $750 of purchases discounts. jill’s incurred $1,000 of transportation-in cost and $600 of transportation-out cost. salaries of sales personnel amounted to $31,000. administrative expenses amounted to $35,600. cost of goods sold amounted to $82,300.b. ken’s bait shop had a beginning balance in its inventory account of $8,000. during the accounting period ken’s purchased $36,900 of inventory, obtained $1,200 of purchases allowances, and received $360 of purchases discounts. sales discounts amounted to $640. ken’s incurred $900 of transportation-in cost and $260 of transportation-out cost. selling and administrative cost amounted to $12,300. cost of goods sold amounted to $33,900.a& b. cost of goods avaliable for sale? ending inventory?

If a price increase from $5 to $7 causes quantity demanded to fall from 150 to 100 and vice-versa, what is the absolute value of the own price elasticity at a price of $7? note that the question is about the price point of $7, and not $5.

Marta is twenty eight years old, and she has no dependents. she has saved an emergency fund and an extra $1,500. she would like to save or invest this money in hopes that it will grow fast. marta does not mind taking risks with her money. which type of account or investment is best for her? a. fifteen-year savings bond b. mutual fund c. basic savings account earning 1.3 percent interest, compounded monthly d. ida