What is used to illustrate an independent relationship between two variables?
a. A horizontal or vertical line
b. An upward-sloping curve
c. A downward-sloping curve
d. A hill-shaped curve
a
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The OLS estimators of the coefficients in multiple regression will have omitted variable bias
A) only if an omitted determinant of Yi is a continuous variable. B) if an omitted variable is correlated with at least one of the regressors, even though it is not a determinant of the dependent variable. C) only if the omitted variable is not normally distributed. D) if an omitted determinant of Yi is correlated with at least one of the regressors.
Which of the following is NOT a type of specialized investment?
A. Physical-asset specificity B. Site specificity C. Human capital D. All of the statements associated with this question are types of specialized investments.