If 
j is an OLS estimator of a regression coefficient associated with one of the explanatory variables, such that j = 1, 2, …., n, asymptotic standard error of 
j will refer to the:
A. estimated variance of 
j when the error term is normally distributed.
B. estimated variance of a given coefficient when the error term is not normally distributed.
C. square root of the estimated variance of 
j when the error term is normally distributed.
D. square root of the estimated variance of 
j when the error term is not normally distributed.
Answer: D
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A) consumer surplus from that scooter is $200. B) consumer surplus from that scooter is $50. C) marginal benefit from that scooter is $100. D) consumer surplus from that scooter is $150. E) consumer surplus from that scooter is $250.
Refer to the table below. The profit-maximizing price for the monopolist will be:
Answer the question below on the basis of the following demand and cost data for a pure monopolist.
A. $2.50
B. $2.25
C. $2.00
D. $1.75
The main examples of macroeconomic coordination failures are
A. profit declines. B. relative price changes. C. recessions and depressions. D. consumer taste changes.
Dumping raw sewage into Boston Harbor is an example of
a. a negative externality b. a positive externality c. a private cost d. a sunk cost e. an inverse cost