The Roomba 570 is a robotic vacuum cleaner made and sold by iRobot. It can vacuum 4 rooms on a single battery charge and it costs $2 of electricity to charge the Roomba
Lynn is a house cleaner and can vacuum 4 rooms in 1 hour with a traditional vacuum. Suppose you want the 4 rooms in your house vacuumed once a week for one year. Ignoring the cost of any electricity Lynn uses, what is the maximum Lynn could charge per hour for you to choose her over the Roomba? A) $10.23 per hour
B) $20.45 per hour
C) $8.27 per hour
D) $16.54 per hour
B
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Assuming that the marginal social benefit (MSB) of environmental quality is known, then
a. theMSB represents the demand for environmental quality b. total social benefits (TSB) of abatement, A1, can be captured as an area under the MSB up to A1 c. incremental benefits are measured as an area under the MSB between the pre- and post-policy abatement levels d. all of the above e. none of the above
Consider a used car market in which half the cars are good and half are bad (lemons). A rational buyer in this market should
A) save up and buy a new car. B) offer to pay a price equal to the most she would pay for a good car. C) offer to pay a price equal to the most she would pay for a lemon. D) offer to pay a price somewhere between the price she would pay for a good car and the price she would pay for a lemon.
Which of the following would cause a change in the quantity demanded of a product?
A) a higher price B) a higher income C) expectations of future price increases D) All of the above are correct.
Suppose the price levels in an economy in four successive years are 100, 120, 133, and 140 . Which of the following is true in such a case? a. The economy is experiencing hyperinflation
b. The economy is experiencing deflation. c. The economy is experiencing inflation. d. The economy is experiencing increasing inflation. e. The economy is experiencing disinflation.