Amy is thinking about going to the movies tonight. A movie ticket costs $15, and she’ll have to cancel a $20 dog-sitting job that she would have been willing to do for free. The opportunity to Amy cost of going to the movies is: A.$35. B.$5. C.$20. D.$15. 正确答案：$35.

The economic surplus of an action is: A.the benefit gained by taking an action. B.the difference between the benefit and the cost of taking an action. C.the difference the explicit and implicit costs of taking an action. D.the money a person has left over after taking an action. … 阅读详情>> "The economic surplus of an action is:"

You are trying to decide whether to purchase the latest Harry Potter book online or borrow it from the library. There is no charge for borrowing a book from the library, but going to the library takes more time than ordering a book online. Regardless of how you get the book, its … 阅读详情>> "You are trying to decide whether to purchase the latest Harry Potter book online or borrow it from the library. There is no charge for borrowing a book from the library, but going to the library takes more time than ordering a book online. Regardless of h"

Alex received a four-year scholarship to State U. that covered tuition and fees, room and board, and books and supplies. If Alex becomes a full-time student, then: A.the opportunity cost of attending State U. includes the sum of the benefits Alex would had from attending each of … 阅读详情>> "Alex received a four-year scholarship to State U. that covered tuition and fees, room and board, and books and supplies. If Alex becomes a full-time student, then:"

Suppose Mary is willing to pay up to $15,000 for an used Ford pick-up truck. If she buys one for $12,000, her _ would be _. A.benefit; $12,000 B.economic surplus; $12,000 C.cost; $15,000 D.economic surplus; $3,000 正确答案：economic surplus; $3,000

If individuals are rational, they should choose actions that yield the: A.smallest economic surplus. B.smallest total costs. C.largest total benefits. D.largest economic surplus. 正确答案：largest economic surplus.

Suppose the most you would be willing to pay for a plane ticket home is $250. If you buy one for $175, then your economic surplus is: A.$175. B.$0. C.$75. D.$250. 正确答案：$75.

The Cost-Benefit Principle: A.provides an abstract model of how people should choose between alternatives. B.provides little insight into how people actually chose between alternatives. C.fully captures how people choose between alternatives. D.describes how people behave once th … 阅读详情>> "The Cost-Benefit Principle:"

Economists believe the Cost-Benefit Principle is: A.a simple but useful model of how people should make choices. B.of little use to those who wish to learn how to make better decisions. C.a comprehensive description all the factors that influence people’s choices. D.an interestin … 阅读详情>> "Economists believe the Cost-Benefit Principle is:"

The cost-benefit model used by economists is: A.useful because most people follow it most of the time. B.useful because everyone follows it all of the time. C.unrealistic because it is too detailed and specific to apply to most situations. D.unrealistic because everyone can think … 阅读详情>> "The cost-benefit model used by economists is:"

Economists use abstract models because: A.they are useful for describing general patterns of behavior. B.computers have allowed economists to develop abstract models. C.every economic situation is essentially the same, so specific details are unnecessary. D.every economic situati … 阅读详情>> "Economists use abstract models because:"

The fact that most people make some decisions based on intuition rather than calculation is: A.consistent with the cost-benefit model because calculating costs and benefits is irrational. B.inconsistent with the cost-benefit model, but still rational. C.consistent with the cost-b … 阅读详情>> "The fact that most people make some decisions based on intuition rather than calculation is:"