The main advantage of using panel data over cross sectional data is that it
A) gives you more observations.
B) allows you to analyze behavior across time but not across entities.
C) allows you to control for some types of omitted variables without actually observing them.
D) allows you to look up critical values in the standard normal distribution.
Answer: C
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Suppose that average labor productivity in Country C is $6,000, and that Countries C and A have the same real GDP per capita. Based on the information in the table, what must be the average labor productivity in Country A?CountryPopulation (millions)Share of Population Employed (%)A10060B15055C7550D25045E9540
A. $2,400 B. $1,800 C. $5,000 D. $7,200
Two firms, A and B, each currently dump 50 tons of chemicals into the local river. The government has decided to reduce the pollution and from now on will require a pollution permit for each ton of pollution dumped into the river. The government will sell 40 pollution permits for $75 each. It costs Firm A $100 for each ton of pollution that it eliminates before it reaches the river, and it costs
Firm B $50 for each ton of pollution that it eliminates before it reaches the river. Neither firm produces any less output, but they both conform to the law. It is likely that between the cost of permits and the cost of additional pollution abatement, a. Firm B will spend $3,500. b. Firm A will spend $4,000. c. Firm A will spend $4,500. d. Firm B will spend $3,000.
Which of the following statements is true regarding the costs associated with owning and operating an automobile?
What will be an ideal response?
When the IMF provides loans to developing countries, it often requires these countries to adopt:
A. a contractionary fiscal policy and an expansionary monetary policy. B. contractionary monetary and fiscal policies. C. expansionary monetary and fiscal policies. D. a contractionary monetary policy and an expansionary fiscal policy.