What are some of the different types of barriers to entry that give rise to monopoly power? give an example of each.
the most common types of barriers to entry are
a. exclusive rights, such as copyrights, patents, and licenses, and the availability of close substitutes, which can increase the price elasticity of demand.
b. environmental regulations, where production requires permits, and economies of scale, which can result in natural monopolies.
c. environmental regulations, where production requires permits, and exclusive rights, such as copyrights, patents, and licenses.
d. exclusive rights, such as copyrights, patents, and licenses, and economies of scale, which can result in natural monopolies.
e. exclusive rights, which can result in natural monopolies, and economies of scale, such as copyrights, patents, and licenses.

Consider how health insurance affects the quantity of health care services performed. suppose that the typical medical procedure has a cost of $160, yet a person with health insurance pays only $40 out of pocket. her insurance company pays the remaining $120. (the insurance company recoups the $120 through premiums, but the premium a person pays does not depend on how many procedures that person chooses to undergo.) consider the following demand curve in the market for medical care. use the black point (plus symbol) to indicate the quantity of procedures demanded if each procedure has a price of $160. then use the grey point (star symbol) to indicate the quantity of procedures demanded if each procedure has a price of $40. q d at p=$160 q d at p=$40 0 10 20 30 40 50 60 70 80 90 100 200 180 160 140 120 100 80 60 40 20 0 price of medical procedures quantity of medical procedures demand if the cost of each procedure to society is truly $160, the quantity that maximizes total surplus is procedures. economists often blame the health insurance system for excessive use of medical care. given your analysis, the use of care might be viewed as excessive because consumers get procedures whose value is than the cost of producing them.

What has caroline's payment history been like? support your answer with two examples

Arestaurant that creates a new type of sandwich is using (blank) as a method of competition.