东北财经-微观经济学quiz-01-21

东北财经 微观经济学 quiz 01-21(72页)Good is good, but better carries it.精益求精，善益求善。Chapter 1 Ten Principles of Economics1. Choices must be made in the use of resources ( a )a. because they are in finite supply.b. because they are in finite demand.c. only if the resources are nonrenewable.d. because they are in infinite supply.2. Social security programs are aimed at making the distribution of resources in an economy more ( c )a. efficient. c. equitable.b. inefficient. d. inequitable.3. The opportunity cost of building an additional parking lot at your school is ( b )a. the cost of concrete, labor, etc. used to build the lot.b. the value of the property and resources used at their next best alternative use.c. the value of the property and resources used at all of their alternative uses.d. infinite, and so we cannot estimate it.4. Suppose you are considering going to the movies, and you place a $12 value on your anticipated enjoyment of the movie. “The ticket price is $6 and you would be giving up two hours of work, where you earn $5 per hour. You would go to ( a )a. work; the opportunity cost of the movies exceeds the expected benefit.b. the movies; your incentive is the $6 excess expected benefit.c. the movies; your enjoyment will exceed the lost wages by $2.d. the movies; the benefit of $18 exceeds the lost wages.5. Metro North Railway is trying to decide whether or not to run an additional train into New York City from New Haven, Connecticut at 8:15 a.m. The total cost of running trains between 8:00 a.m. and 9:00 a.m. is $45,000 and the expected revenues on any given day are $100,000 during this time period. The cost of running the additional train is $4,000 and it...