The long run is best defined as a time period during which all inputs can be varied. during which at least one input cannot be changed. during which prices of other goods change. that is longer than one year. One thing that distinguishes the short run and the long run is the existence of variable costs. the existence of at least one fixed input. opportunity costs. the number of months considered.

Which of the following is an example of a monetary policy? a. the government requires credit card companies to protect customers' privacy. b. the government restricts the amount of money that banks can lend. c. the government lowers taxes and increases spending. d. the government pays for repairing damage from a natural disaster.

The food services division of cedar river amusement park inc. is studying the amount families who visit the amusement park spend per day on food and drink. a sample of 40 families who visited the park yesterday revealed they spent the following amounts: see worksheet 1 for data and answer the following questions: a. organize the data into a frequency distribution, using seven classes and 15 as the lower limit of the first class. what class interval did you select? b. what percent of families spent less than $45? c. what percent of families spent $55 or more? d. how many families spent from $65 to 74.99?

Of the following combinations of financial instruments, which depicts the correct ranking of high to low risk (moving from left to right)? commercial paper; preferred stock; bankers' acceptances state & local government bonds; u.s. treasury bonds; aaa-rated corporate bonds common stock; leases; u.s. treasury notes preferred stock; common stock; u.s. treasury bills