The problem of autocorrelation refers to
A) independent variables in a regression equation whose values are closely related to each other.
B) insufficient data to estimate regression coefficient values.
C) regression coefficient values which are not significantly different from zero.
D) regression equation variables which exhibit a similar pattern in their values over a number of time periods.
Question 2
Barometric price leadership exists when
A) one firm in the industry initiates a price change and the others may or may not follow.
B) one firm imposes its best price on the rest of the industry.
C) when all firms agree to change prices simultaneously.
D) when one company forms a price umbrella for all others.