Which of the following is an expected result of a network externality?
a. An increase in deadweight loss
b. An increase in social costs
c. A positive spillover effect
d. An increase in private costs
c
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Which of the following countries has the largest union membership measured as the percentage of civilian employees in unions?
a. The United States. b. Japan. c. The United Kingdom. d. Sweden.
Randomized controlled trials:
A. choose people randomly to measure the impact of a particular intervention, saving the cost of evaluating all participants. B. randomly assign people into control and treatment groups in order to focus on the impact of a particular intervention. C. control how much of a treatment is given to each participant in order to measure the ideal quantity. D. are not a useful tool in assessing how specific interventions may influence economic development.