The difference between an unbalanced and a balanced panel is that
A) you cannot have both fixed time effects and fixed entity effects regressions.
B) an unbalanced panel contains missing observations for at least one time period or one entity.
C) the impact of different regressors are roughly the same for balanced but not for unbalanced panels.
D) in the former you may not include drivers who have been drinking in the fatality rate/beer tax study.
Ans: B) an unbalanced panel contains missing observations for at least one time period or one entity.
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Retained earnings are
A) the funds held back to pay out dividends. B) the funds used to pay corporate taxes. C) profits not given out to stockholders. D) the reason there is double taxation.
A monopolistically competitive firm may earn above normal profits or may incur losses in the short run
a. True b. False Indicate whether the statement is true or false
In the long run, profits in a monopolistic competition market are zero because:
a. of government regulations. b. of collusion. c. firms are free to enter and exit the market. d. firms produce a differentiated product.
Discuss specific firm behavior that reduced the level of competition in an industry. What are the opportunity costs of greater concentration?
What will be an ideal response?