An example of a time series data set is one for which the:
a. data would be collected for a given firm for several consecutive periods (e.g., months).
b. data would be collected for several different firms at a single point in time.
c. regression analysis comes from data randomly taken from different points in time.
d. data is created from a random number generation program.
d. use of regression analysis would impossible in time series.
a
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Workers covered by defined contribution pension plans retire at later ages than workers covered by defined benefit plans
Indicate whether the statement is true or false
Which of the following is true of the federal funds rate? a. An increase in the federal funds rate leads to an increase in other interest rates too
b. A decrease in the federal funds rate leads to an increase in other interest rates. c. A decrease in the federal funds rate discourages banks from lending funds to other banks. d. A decrease in the federal funds rate discourages banks from giving loans to the public.
Which of the following shifts short-run aggregate supply left?
a. an increase in the actual price level b. an increase in the expected price level c. an increase in the capital stock d. None of the above is correct.
Harry tells you that he prefers Pepsi to Coke, Coke to 7-UP, and 7-UP to Pepsi. This violates what assumption made when analyzing consumer preferences?
A. that consumers are able to choose among all the combinations of goods and services available B. that consumers are rational C. that more is better D. that there is a diminishing marginal rate of substitution