8. Can a monopolist that is not subject to any regulation lead the market to Pareto efficiency by his own initiative? Pareto efficiency is a situation that cannot be modified so as to make any one individual better off without making at least one individual worse off. In the model of monopoly, we assume that the ultimate goal of a monopolist is to maximize his profit, which means MC-MR. We have seen (for example, in the lecture or earlier problems, e.g., problem 5) that this equality leads the monopolist to produce less and charge a higher price than in perfect competition. This makes the monopolist better off but at the same time makes consumers worse off, as compared to perfect competition. This also leads to a deadweight loss. As we have the deadweight loss, the monopoly is definitely not Pareto efficient. See the lecture slide # 37. The transactions between Qm and Qk (quantities supplied in the monopoly and perfect competition, respectively) could take place to everyone's benefit, as the cost of the production is lower than the maximum willingness to pay of consumers for the good (given by the demand function). So we could think about improvement of the situation from the monopoly (making the transactions between Qm and Qk happen), but the monopolist will not do that by his own initiative because he produces so as to maximize his profit, so MR = MC.

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8. Can a monopolist that is not subject to any regulation lead the market to Pareto efficiency by
his own initiative?
Pareto efficiency is a situation that cannot be modified so as to make any one individual better off
without making at least one individual worse off.
In the model of monopoly, we assume that the ultimate goal of a monopolist is to maximize his
profit, which means MC-MR. We have seen (for example, in the lecture or earlier problems, e.g.,
problem 5) that this equality leads the monopolist to produce less and charge a higher price than
in perfect competition. This makes the monopolist better off but at the same time makes
consumers worse off, as compared to perfect competition. This also leads to a deadweight loss.
As we have the deadweight loss, the monopoly is definitely not Pareto efficient. See the lecture
slide # 37. The transactions between Qm and Qk (quantities supplied in the monopoly and perfect
competition, respectively) could take place to everyone's benefit, as the cost of the production is
lower than the maximum willingness to pay of consumers for the good (given by the demand
function). So we could think about improvement of the situation from the monopoly (making the
transactions between Qm and Qk happen), but the monopolist will not do that by his own initiative
because he produces so as to maximize his profit, so MR = MC.
Transcribed Image Text:8. Can a monopolist that is not subject to any regulation lead the market to Pareto efficiency by his own initiative? Pareto efficiency is a situation that cannot be modified so as to make any one individual better off without making at least one individual worse off. In the model of monopoly, we assume that the ultimate goal of a monopolist is to maximize his profit, which means MC-MR. We have seen (for example, in the lecture or earlier problems, e.g., problem 5) that this equality leads the monopolist to produce less and charge a higher price than in perfect competition. This makes the monopolist better off but at the same time makes consumers worse off, as compared to perfect competition. This also leads to a deadweight loss. As we have the deadweight loss, the monopoly is definitely not Pareto efficient. See the lecture slide # 37. The transactions between Qm and Qk (quantities supplied in the monopoly and perfect competition, respectively) could take place to everyone's benefit, as the cost of the production is lower than the maximum willingness to pay of consumers for the good (given by the demand function). So we could think about improvement of the situation from the monopoly (making the transactions between Qm and Qk happen), but the monopolist will not do that by his own initiative because he produces so as to maximize his profit, so MR = MC.
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