Many biologic drug manufacturers are pushing for patent protection to be extended to 12 years before generics are allowed to be introduced to the market. This reflects which of the following barriers to entry?
A) network externalities B) entry blocked by government action
C) economies of scale creating a natural monopoly D) control of a key resource
B
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Suppose that in the market for paper, demand is p = 100 - Q. The private marginal cost is MCp = 10 + Q. Pollution generated during the production process creates external marginal harm equal to MCe = Q. What specific tax would result in a competitive market producing the socially optimal quantity of paper?
What will be an ideal response?
Current income maintenance programs
A) often provide benefits to people who are working and earning substantially more than the poverty level. B) reduce the incentive of recipients to work. C) have safeguards to ensure that recipients work whenever physically able. D) fail to make the income distribution more equal.