举一反三
- A firm that shuts down temporarily has to pay A: its variable costs but not its fixed costs. B: its fixed costs but not its variable costs. C: both its variable costs and its fixed costs. D: neither its variable costs nor its fixed costs.
- When supply is ________ or the product is ________, then price is demand determined. A: variable; standardized B: fixed; unique C: fixed; standardized D: variable; unique.
- A weighted average of the value of a random variable, where the probability function provides weights is known as
- ( ) are the sum of the fixed and variable costs for any given level of production.
- Air transport is characterized by low fixed and high variable cost.
内容
- 0
The relevant range is: A: the range of activity in which variable costswill be curvilinear. B: the range of activity in which fixed costswill be curvilinear. C: he range over which the company expectsto operate during a year. D: usually from zero to 100% of operatingcapacity.
- 1
A fixed factor is a factor of production that is used in fixed proportion to the level of output.
- 2
When a factory is operating in the short run, A: it cannot alter variable costs. B: total cost and variable cost are usually the same. C: average fixed cost rises as output increases. D: it cannot adjust the quantity of fixed inputs.
- 3
Which of the following belongs to a hidden Combined Grey Model? A: Grey Markov Model B: Grey Econometrics Model C: Grey Linear Regression Model D: Grey Cobb-Douglas Model
- 4
The<br/>baud rate of serial transfer using Mode 0 of 8051 running at 6MHz<br/>clock frequency is() A: fixed<br/>at 256Kbps B: fixed<br/>at 512Kbps C: variable<br/>with maximum with 256Kbps D: variable<br/>with maximum with 512Kbps