OBHR 3P99 Lecture 1: Jan. 6.docx
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QUESTION 28
When two or more explanatory variables are highly correlated, the condition is known as
serial correlation | ||
multiple correlation | ||
spurious correlation | ||
multicollinearity |
QUESTION 29
When a multiple regression equation is estimated, the F-test indicates
how many variables were statistically significant | ||
how many variables were not statistically significant | ||
if the estimated equation was statistically significant | ||
if the intercept was statistically significant |
QUESTION 30
Suppose a demand equation was estimated using the Regression technique. The explanatory variables included in the equation were price of own good, price of substitute good, income of consumers and expected future price. What test will be used to test if each of the explanatory variables were statistically significant?
the F-test | ||
the correlation test | ||
the t-test | ||
the multicollinearity test | ||
QUESTION 31
Which of the following is an example of Lagging Economic Indicator
taxes not paid | ||
high accumulation of credit card debt | ||
increased filing of bankruptcy | ||
all of the above |
QUESTION 32
Compared to competition, a monopolist
produces more and charges a higher price | ||
produces less and charges a lower price | ||
produces less and charges a higher price | ||
may produce more and may charge a higher price | ||
QUESTION 33
Most public utilities in our economy enjoy a good degree of monopoly because of
government regulation | ||
decreasing returns to scale | ||
increasing returns to scale | ||
constant returns to scale |