Question 1

The extensive sunk costs of heavily advertised products suggest a reason for believing that those products will

Accepted Answer

The fact that a company has invested heavily in advertising for a product suggests that they believe in its quality and potential success. This is a form of signaling to consumers that the product is worth their time and money, which in turn can increase their perceived value and willingness to purchase. Additionally, companies may have spent money on research and development or other forms of investment to ensure the product is of high quality, further supporting the idea that heavily advertised products are likely to have higher quality.

Question 2

For the average person, insurance is

Accepted Answer

Insurance is considered an unfair gamble because the premiums paid are typically higher than the expected payout, due to administrative costs and profit margins for the insurer.

Question 3

In general, a firm sends a signal to consumers that their product is high quality when

Accepted Answer

High levels of fixed costs are a signal that a firm has invested in expensive machinery, facilities, or other capital investments that are necessary to produce high-quality products. Consumers may interpret high-level fixed costs as an indication that the firm has taken extra steps to ensure quality and reliability. This is because firms with high fixed costs have more to lose if they produce low-quality products that ultimately lead to customer complaints, refunds, or product recalls.

Question 4

The "Lemon's" argument helps to explain why

Accepted Answer

The "Lemon's" argument suggests that physical depreciation is not the only factor contributing to the sharp price differential between new and used cars. As a result, option A can be ruled out. Instead, it argues that the presence of low-quality used cars (or "lemons") in the market, which are often sold at cheaper prices, reduces the overall demand for used cars and leads to a wider price gap between new and used cars. Thus, option B is the best choice. Option C is not relevant to the "Lemon's" argument, which is focused on price differentials rather than consumer demand. Option D is also not directly related to the argument made by the "Lemon's" model.

Question 5

Competitive pressure in the insurance market will, in general,

Accepted Answer

The answer of Competitive pressure in the insurance market will,...

Question 6

A person's incentive to spend additional money on conspicuous consumption goods will be _______________ to the amount and reliability of independent information that people have about his abilities.

Accepted Answer

If people have reliable independent information about a person's abilities, then that person's incentive to spend additional money on conspicuous consumption goods will be lower. The reason is that the person's abilities are already established and known, and therefore there is less need to signal or prove their status through expensive consumption. In other words, the more reliable the information about a person's abilities, the less they need to spend on conspicuous consumption to signal their status.

Question 7

A gamble in which you win D dollars if the coin comes up heads, but lose D dollars if the coin comes up tails has an expected value of

Accepted Answer

The expected value of a gamble is found by taking the sum of the products of each possible outcome and its probability. In this case, there is a 1/2 probability of the coin coming up heads (resulting in a win of D dollars) and a 1/2 probability of the coin coming up tails (resulting in a loss of D dollars). So, the expected value is:

(1/2)(D) + (1/2)(-D) = 0

Therefore, the expected value of this gamble is 0. This means that, on average, you will neither win nor lose money in the long run by playing this game. Therefore, it is not a good choice to gamble.

Question 8

The utility function of wealth for a risk-seeker has

Accepted Answer

A risk-seeker is willing to take greater risks in order to achieve higher potential returns. This means that as their wealth increases, their marginal utility of wealth will also increase at an increasing rate. Therefore, the slope of their utility function of wealth will also increase as wealth rises.

Question 9

Conspicuous consumption as an ability signal

Accepted Answer

Conspicuous consumption as an ability signal will likely continue even if it is wasteful for all involved because it serves as a means for individuals to signal their wealth or status to others, regardless of the inefficiency or waste involved.

Question 10

In insurance markets, adverse selection often

Accepted Answer

Adverse selection eliminates exchange possibilities that would be beneficial to both consumers and insurance companies alike. This is because those who are more likely to make a claim are also more likely to purchase insurance, which causes insurance companies to raise premiums or limit coverage, leading to a reduction in the number of people who can afford insurance. Thus, adverse selection leads to a negative spiral in which only the high-risk consumers purchase insurance, which creates losses for insurance companies, which leads to higher premiums and a further reduction in the number of consumers who can afford insurance.

Question 11

The general message of the full disclosure principle is that

Accepted Answer

The general message of the full disclosure principle is that all relevant information should be disclosed to users of financial statements, even if it reflects negatively on the company. This includes information about potential risks and uncertainties that may affect the company's finances. One of the underlying principles of full disclosure is that the lack of evidence that something belongs to a certain category (such as a high-quality product) suggests that it belongs to a less favored one (such as a lower-quality product). This helps users of financial statements to make informed decisions based on all available information. Therefore, choice C is the best answer.

Question 12

Which of the following gambles should be considered more attractive?

Accepted Answer

To compare the attractiveness of the gambles, we need to look at the expected value (EV) of each gamble. 
EV of A = (0.5 * 200) + (0.5 * (-198)) = $1 
EV of B = (0.5 * 5) + (0.5 * (-10)) = -$2.50 
EV of C = (0.5 * 6) + (0.5 * (-4)) = $1 
EV of D = (0.5 * 9) + (0.5 * (-6)) = $1.50

The best choice is D because it has the highest expected value.

Question 13

When a job applicant discloses information that could be seen as favorable by potential employers, other job candidates

Accepted Answer

When a job applicant discloses favorable information, it may set a new standard or expectation, potentially making other candidates without similar disclosures seem less favorable in comparison. This does not necessarily mean others must do the same to get hired, will earn less compensation, or will be seen as more favorable.

Question 14

Persons whose utility functions are concave with respect to wealth are said to be

Accepted Answer

Risk aversion means that people prefer certainty to uncertainty. A concave utility function means that as one's wealth increases, the additional utility gained from an additional unit of wealth decreases. Therefore, people who have concave utility functions are less willing to take risks because the potential losses from a risky decision outweigh the potential gains.

Question 15

Where important decisions involving people we do not know well are involved,

Accepted Answer

When making decisions about people we do not know well, we have limited information to assess their abilities. Therefore, even weak signals of ability can be highly influential in our decision-making process, often becoming decisive factors.

Question 16

A risk-neutral consumer

Accepted Answer

A risk-neutral consumer is indifferent between accepting and refusing a fair gamble. This means that the consumer is not risk-averse or risk-seeking and is willing to take a fair gamble if the expected payoff is equal to the cost. However, they will not accept an unfair gamble where the expected payoff is negative.

Question 17

When the size of the potential loss is small, most people will

Accepted Answer

When the potential loss is small, self-insurance is often a better choice as the expected loss is less than the insurance premium. It is usually more cost-effective to self-insure rather than paying premium for a small potential loss. Additionally, some small losses may not be covered by insurance policies, based on the policy conditions, making self-insurance the better option.

Question 18

Assuming there is no pleasure in the gambling process, a risk-averse person with perfect information will

Accepted Answer

A risk-averse person would opt for certainty over uncertainty as long as there is no pleasure in the gambling process. With perfect information, they would always refuse a fair gamble to avoid any potential losses.

Question 19

For a signal between two adversaries to be credible, it must

Accepted Answer

A signal that is costly to fake or duplicate is more likely to be credible because it shows that the sender is willing to pay a price for their message, indicating its importance or sincerity. The other options may add to the credibility of a signal but are not as essential as being difficult to imitate.

Question 20

Adverse selection is the process by which

Accepted Answer

Adverse selection occurs when "undesirable" members of a particular market, such as those with higher risk levels, are more likely to participate in an exchange due to the asymmetry of information between the buyer and seller. This can lead to imbalanced transactions and loss for the less informed party.

Quiz 6: The Economics of Information and Choice Under Uncertainty