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The MCQs below are drawn from the Economics subject category.
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61
What economic term describes the environmental degradation, such as air and water pollution, resulting from industrial activities like steel production and vehicle emissions?
Negative externalities occur when the production or consumption of a good imposes unintended costs on third parties who are not involved in the transaction. Industrial pollution from steel plants or exhaust from automobiles are classic examples where the social cost of production exceeds the private cost. Because the firm does not pay for the damage caused to the environment, the market fails to produce the socially optimal quantity.
62
How are free market outcomes characterized when a market produces an externality?
When a market generates an externality, the price mechanism fails to account for the full social costs or benefits of production or consumption. Because the market price does not reflect these external effects, the equilibrium quantity deviates from the socially optimal level, resulting in a misallocation of resources and market inefficiency.
63
Which market failure shares the same underlying inefficiency as a negative externality?
Negative externalities and common resources both suffer from the problem of overconsumption. In the case of common resources, individuals use the resource until the marginal private benefit equals zero, ignoring the negative impact on others, which is analogous to the overproduction caused by negative externalities where social costs exceed private costs.
64
Which of the following strategies can be utilized to address the negative externality of air pollution?
Air pollution is a classic negative externality. Solutions include Coasean bargaining (assigning property rights), market-based instruments like cap-and-trade (auctioning permits), and command-and-control regulations (setting emission limits). All these methods aim to internalize the social cost of pollution into the firm's decision-making process, thereby reducing total emissions to a more socially optimal level.
65
In the insurance market, what term describes the phenomenon where individuals with higher risk profiles are more likely to seek coverage?
Adverse selection occurs when there is asymmetric information between the buyer and the seller. In insurance, those who know they have a higher probability of filing a claim are more motivated to purchase insurance than those with lower risk. This leads to an imbalance where the insurer ends up with a pool of high-risk clients, potentially leading to market failure.
66
Which of the following is not considered a transaction cost when negotiating to resolve a pollution externality?
Transaction costs are the friction costs associated with the exchange process, such as searching for partners, bargaining, and enforcing agreements. Expenses incurred to actually mitigate or abate the pollution are production or abatement costs, not transaction costs. These are the direct costs of changing the production process to reduce the externality itself.
67
In the context of insurance, how does the concept of moral hazard describe the effect of being insured on the likelihood of a loss?
Moral hazard occurs when an individual or entity changes their behavior after entering into a contract, such as insurance, because they are no longer fully exposed to the risk of loss. By being insured, the incentive to take precautions decreases, which effectively increases the probability that the insured event will occur. This is a classic example of information asymmetry in economic markets.
An externality is a side effect of an economic activity that affects third parties who are not directly involved in the transaction. Because these impacts are not reflected in market prices, the market fails to allocate resources efficiently. Externalities can be positive, where the bystander benefits, or negative, where the bystander is harmed. The key feature is that the bystander is not compensated for the impact, leading to market inefficiency.
69
Which of the following items is least likely to generate significant economic externalities?
An externality occurs when the production or consumption of a good affects third parties who are not involved in the transaction. Inoculations, cigarettes, and education have well-documented positive or negative externalities. Food, while essential, is generally considered a private good where the costs and benefits are largely internalized by the buyer and seller, making it less prone to significant externalities compared to the other options.
70
In the context of international joint ventures, market power can cause welfare losses unless mitigated by cost reductions. Which specific type of cost reduction fails to generate net welfare gains for the domestic economy?
While technological advancements and efficiency improvements increase total economic surplus, reducing wages merely transfers income from workers to firms. This redistribution does not increase the total output or efficiency of the economy, and therefore, it does not offset the welfare losses associated with increased market power or monopolistic behavior in a joint venture.
