Multiple Choice
A regression model exhibits unobserved heterogeneity if _____.
A) there are unobserved factors affecting the dependent variable that change over time
B) there are unobserved factors affecting the dependent variable that do not change over time
C) there are unobserved factors which are correlated with the observed independent variables
D) there are no unobserved factors affecting the dependent variable
Correct Answer:
Verified
Correct Answer:
Verified
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