20 economics questions

2. Mink farming is a perfectly competitive industry and all mink farms have the same cost curves.

When the market price is ​$38 a mink​, farms maximize profit by producing 400 mink a week. At this​ output, average total cost is ​$36 and average variable cost is ​$22 a mink. Minimum average variable cost is ​$17 a mink. If the price of a mink falls to $17​, the mink farmer will​ ______.

A.produce the​ profit-maximizing output

B. shut down

C.continue to produce 400 mink a week

D.attempt to raise the price back to ​$38 a mink

E.either shut down or produce the​ profit-maximizing output

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Which of these is a monopolistic competition?

Canned soup market

Corn market

Athletic shoe market

Orange juice market

Toothpaste market

Digital camera market

Newspaper market

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Mildred and Robert are the only buyers in the market for DVDs.

Mildred buys 9 DVDs when the price of a DVD is ​$6.00, 8 DVDs when the price of a DVD is ​$8.00, and 7 DVDs a month when the price of a DVD is $10.00.

Robert buys 17 DVDs a month when the price of a DVD is ​$6.00​, 4 DVDs when the price of a DVD is ​$8.00 and zero DVDs when the price of a DVD is ​$10.00.

In the market for​ DVDs, the quantity demanded​ _______.

A. increases as the price rises

B .at $8.00 a DVD is 8 DVDs a month

C. at ​$6 a DVD is less than the quantity demanded at $8.00 a DVD

D. increases as the price falls

E .at ​$6.00 a DVD is 4 DVDs a month

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5. Sally’s Salon is a single price monopoly. The table shows the demand schedule for Sally’s haircuts (column 1 and 2) and the firm’s total cost schedule (columns 2 and 3). Calculate Sally’s total revenue and marginal revenue schedules.

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8 Tony and Patty produce skis and snowboards. The first table shows Tony’s production possibilities and the second table shows Patty’s production possibilities. Each week, Tony produces 3 snowboards and 24 skis and Patty produces 6 snowboards and 3 skis. Tony and Patty decide to specialize and trade.

______specializes in snowboards and produces__________

______Specializes in skis and produces________

A. Patty, 12 snowboards, Tony, 30 skis

B. Patty, 3 snowboards, Tony, 3 skis

C. Patty, 30 Snowboards, Tony, 12 skis

D. Tony, 6 snowboards, Patty, 24 skis

E. Tony, 12 snowboards, Patty, 30 skis

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9. The table shows a bank’s balance sheet. The bank has no excess reserves and there is no currency drain. Suppose the bank sells $3 million of government securities to the central bank in an open market operation. As soon as the sale happens, the bank can create $ ???? million of new money.

Reserve at Fed 30 Checkable deposit 105

Cash in vault 25 Savings deposit 125

Securities 75

Loans 100

As soon as the sales happen, the bank can create $____ million of new money

the bank’s actual reserve ratio is ________(3 decimal places)

The total quantity of new money created when the bank has no excess reserve is $_______million (1 decimal place)

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10. Which of the following are a monopoly

Multiplex Cinema in downtown Minneapolis

Amazon.com

Wal Mart

The only limousine company licensed to operate at an airport

The US Postal Service

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12. You want to watch Football and play poker. You think hard about how to allocate the next hour between football and playing poker. You decide to spend the first 35 minutes watching football and the remaining 25 minutes playing poker. Youe decision is an example of:

A making an all or nothing choice

B making a choice at the margin

C. making a choice such that the marginal cost exceeds the marginal benefit

D. misallocating your time

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13. Tulip growing is a perfectly competitive industry, and all tulip growers have the same cost curves. The market price of tulips is $5.00 per bunch, and each grower maximizes profit by producing 600 bunches a week. The average total cost of producing tulips is $11.00 a bunch. Minimum average variable cost is $5.00 a bunch, and the minimum average total cost is $7.00 a bunch.

What is the economic profit that each tulip grower is making in the short run per week?

Because firms in the industry are _____________, some firms will __________the market in the long run.

The number of tulip growers will________

A. incurring an economic loss, exit,decrease

B. making zero economic profit, shut down and exit, decrease

C. making an economic profit; enter, increase

D. incurring an economic loss, enter and some firms will exit, increase or decrease depending on the relative number of entering and exiting firms

E. making an economic profit, exit and some firms will enter, increase or decrease depending on the relative number of entering and exiting firms

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16. The table shows the demand and supply schedules for campus housing.

If the campus puts a rent ceiling on rooms of $750 a month, rent is ????? and the number of rooms rented is????

The on campus housing market is_______

Rent Demand Supply

500 5000 4500

550 4500 4500

600 4000 4500

650 3500 4500

700 3000 4500

750 2500 4500

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18. The table shows the CPI in Australia.

Calculate Australia’s inflation rates in 2004 and 2005. Did the price level rise or fall in 2005? Did the inflation rate increase or decrease in 2005?

Inflation rate in 2004 was ??? %

Inflation rate in 2005 was ???? %

In 2005, Australia’s price level _____ and it’s inflation rate _______

Year CPI

2003 110

2004 113

2005 116

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28 When the price of a good increased by 6% , the quantity demanded of it decreased 3%.

Most likely, this good is ______and _______

A. is a necessity, has good substitutions

B. is a luxury, is narrowly defined

C. is broadly defined, is a luxury

D. has poor substitutes, is a luxury

E. is a necessity, has poor substitutes

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30. Will runs a hot dog cart at the sports stadium. Will has no skills, no experience and no alternative employment. Entrepreneurs in the hot dog cart business earn $ 11,000 a year.

Will pays rent of $1000 per year, and his total revenue is $19,000 a year. He borrowed $1100 at 10% a year to buy equipment. At the end of the year, Will was offered $900 for his business and all its equipment.

Will’s explicit costs are $_____

Will’s implicit costs are $ _____

Will’s economic profit in the first year is $_______

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37 The table shows a nations marginal benefit and marginal cost schedules.

The marginal benefit from growing 2 pounds of bananas is _______coffee?

The marginal cost of growing 2 pounds of bananas is ______coffee?

Bananas Willing to give up Must give up

1 3 1

2 2 2

3 1 3

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