Chapter 2 Flashcards

1
Q

What is the focus of positive economics, and how does it approach economic analysis?

A

Positive economics is a scientific approach to economic analysis that aims to establish cause-and-effect relationships among economic variables. It attempts to be objective and does not make presuppositions about what is good, bad, or what should be achieved. It formulates “If…then” hypotheses that can be tested against empirical facts.

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2
Q

What characterizes the nature of positive economics as opposed to normative economics?

A

Positive economics is concerned with describing and explaining economic phenomena without making value judgments. It seeks to provide objective and factual analysis. In contrast, normative economics involves prescriptive judgments about how the economy should be and includes opinions about what is desirable or undesirable in economic scenarios.

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3
Q

Are positive and normative economics entirely separate approaches?

A

No, there is some interdependence between positive and normative economics.

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4
Q

Why does normative theory require an underlying theory of human behavior?

A

Because it relies on making recommendations about economic policies and outcomes. To do this, it must predict how individuals will respond to these policies, which requires an understanding of their behavior.

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5
Q

Why is it important to consider the effects on economic incentives when making normative recommendations for government policies?

A

It is important to consider the effects on economic incentives when making normative recommendations because well-intentioned policies can have unintended consequences. Ignoring the impact of policies on economic incentives can lead to results opposite to those desired.

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6
Q

Could you provide an example of a normative statement and explain why it is considered normative?

A

An example of a normative statement is: “The government should increase the minimum wage to reduce poverty.” This statement is normative because it expresses a value judgment about what the government should do without describing the specific outcomes or predictions resulting from the policy change.

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7
Q

What is the normative criterion for evaluating the effects of resource use on individual well-being?

A

Efficiency is the normative criterion for evaluating the effects of resource use on individual well-being.

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8
Q

How is efficiency defined in this context, and what condition must be met for it to be satisfied?

A

Efficiency is satisfied when resources are used in a way that makes it impossible to increase the well-being of any one person without reducing the well-being of another. In other words, efficiency is achieved when it is not possible to make one person better off without making someone else worse off

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9
Q

What is another name for the criterion of efficiency in economics, and who is it named after?

A

The criterion of efficiency in economics is often referred to as “Pareto optimality,” named after the Italian economist Vilfredo Pareto.

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10
Q

Does Pareto efficiency imply equality or fairness in resource allocation?

A

No, Pareto efficiency does not imply equality or fairness in resource allocation. It focuses on economic efficiency and the absence of potential improvements for one individual without harming another. It does not address issues of equity or fairness.

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11
Q

How can the efficient output of a good be determined, and are there specific conditions that must be met?

A

To determine the efficient output of a good, an analysis of the benefits and costs of producing additional amounts of that good is necessary. There are conditions that must be satisfied to assess efficiency.

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12
Q

What does it signify if producing additional amounts of a good can make some people better off without harming others?

A

If producing additional amounts of a good can improve the well-being of some individuals without negatively affecting others, it suggests that the current allocation of resources is inefficient. reallocating resources to produce more of this good would move closer to Pareto optimality.

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13
Q

When does the current allocation of resources for a good qualify as efficient?

A

The current allocation of resources for a good is considered efficient if producing additional amounts of the good would make some people better off but at the expense of others. In this case, it is considered the best allocation of resources.

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14
Q

What is the definition of “Total Social Benefit” in economics?

A

Total Social Benefit refers to the cumulative benefit associated with a given quantity of an economic good available over a specific time period.

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15
Q

What does “Marginal Social Benefit (MSB)” represent, and how is it measured?

A

Marginal Social Benefit (MSB) represents the additional benefit gained by making one more unit of a good available. It can be measured as the maximum amount of money that people are willing to give up to obtain this extra unit of the good.

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16
Q

How can the concept of MSB be illustrated using the example of bread?

A

For example, if the MSB of bread is $2 per loaf, it means that some consumers are willing to give up $2 worth of expenditure on other goods to obtain one additional loaf of bread, and they would neither be worse nor better off by doing so. If they can obtain the bread for less than $2 per loaf, it would make them better off

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17
Q

What does “Total Social Cost (TSC)” represent in economics?

A

Total Social Cost (TSC) refers to the total value of all resources required to produce a specified quantity of a good.

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18
Q

Define “Marginal Social Cost (MSC)” and how it is calculated.

A

Marginal Social Cost (MSC) is the minimum amount of money needed to compensate the owners of inputs for producing an additional unit of a good. It represents the cost incurred to make one more unit of the good available.

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19
Q

How can the concept of MSC be illustrated using the example of bread?

A

For instance, if the MSC of bread is $1 per loaf, it signifies that $1 is the minimum amount required to compensate input owners for the use of their resources in producing one extra loaf of bread, without making them worse off.

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20
Q

Can we make use of terms like MSB, MSC, TSC to reach the efficient allocation of resources?

A

Yes. This is done by comparing MSB and MSC at each level of output

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21
Q

In the context of producing 10,000 loaves of bread per month, what does it mean when MSB exceeds MSC?

A

When MSB (Marginal Social Benefit) exceeds MSC (Marginal Social Cost) in the context of producing 10,000 loaves of bread per month, it means that the maximum amount consumers are willing to give up for an additional loaf of bread is greater than the minimum amount needed to compensate input owners for producing that extra loaf.

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22
Q

Using the example provided (MSB=$2 and MSC=$1), explain why the consumer who pays $2 for a loaf of bread is not worse off, while the input owners are content with $1.

A

In the example given (MSB=$2 and MSC=$1), the consumer who pays $2 for a loaf of bread is not worse off because the marginal benefit (MSB) of obtaining the bread is $2, which covers the cost. The input owners, who receive $1, are content because $1 is the minimum amount they require in compensation for the use of their inputs to produce that extra loaf of bread.

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23
Q

How could the suppliers of bread be made better off without harming any consumer in the scenario where MSB>MSC, and why does this suggest that the monthly output of 10,000 loaves is inefficient?

A

In the scenario where MSB>MSC, suppliers of bread can be made better off without harming any consumer by producing more bread. This suggests that the monthly output of 10,000 loaves is inefficient because increasing production would benefit both suppliers and consumers without making anyone worse off.

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24
Q

When MSB>MSC and suppliers receive $1 for a loaf of bread, how does this benefit both the suppliers and consumers, and what does it indicate about the efficiency of resource allocation?

A

When MSB>MSC and suppliers receive $1 for a loaf of bread, both the suppliers and consumers benefit. Suppliers are not worse off because their marginal costs are covered, and consumers are better off because they pay less than the maximum amount they would be willing to sacrifice for the bread. This indicates that at least one buyer can be made better off without making the suppliers of bread worse off when MSB>MSC, demonstrating inefficiency in resource allocation.

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25
Q

What is the definition of “Marginal Net Benefit” in economics?

A

Marginal Net Benefit refers to the difference between the marginal social benefit (MSB) and the marginal social cost (MSC) of a good.

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26
Q

What does it indicate when marginal net benefits are positive in the context of resource allocation?

A

When marginal net benefits are positive, it suggests that there are additional gains to be had from allocating more resources to the production of a good.

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27
Q

How does the relationship between MSB and MSC determine the possibility of making someone better off without harming another in the production of a good?

A

When MSB (Marginal Social Benefit) is greater than MSC (Marginal Social Cost), it is possible to make at least one person better off without harming another by producing more of the good.

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28
Q

When does the net gain from allocating resources to the additional production of a good reach its maximum point, and what happens if resources are allocated beyond that point?

A

The net gain from allocating resources to additional production reaches its maximum point when MSB equals MSC. Beyond this point, if additional resources are allocated to produce more of the good, MSC would exceed MSB, resulting in a negative marginal net benefit.

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29
Q

What does it signify when the marginal social cost (MSC) exceeds the marginal social benefit (MSB) in terms of resource allocation and efficiency?

A

When MSC exceeds MSB, it indicates that the maximum amount of money consumers are willing to spend is not enough to compensate suppliers for the additional production. At this point, the marginal net benefit is negative, and efficiency is achieved by shifting resources away from producing more of the good (i.e., producing less).

30
Q

What happens at the production level Q* where MSB (Marginal Social Benefit) equals MSC (Marginal Social Cost), as described in the text?

A

At the production level Q*, where MSB equals MSC, the total net gain from using resources to produce the item is maximized.

31
Q

How is the maximization of the total net gain (TSB - TSC) represented in the context of the TSC (Total Social Cost) and TSB (Total Social Benefit) curves?

A

In the bottom part of the figure, at production level Q*, the slope of the TSC curve is equal to the slope of the TSB curve. This equality implies that the difference between the two curves (TSB - TSC) is at its maximum.

32
Q

What does the difference between the TSB and TSC curves represent, and how is it related to the net total benefit of the good?

A

The difference between the TSB (Total Social Benefit) and TSC (Total Social Cost) curves represents (TSB - TSC), which is the net total benefit of the good.

33
Q

What would happen if the economy continued producing more of the good until TSB equals TSC, as mentioned in the text?

A

If the economy continued producing more of the good until TSB equals TSC (at point Z), the total net benefit would decrease.

34
Q

What is the significance of the point where TSB equals TSC in terms of the total net benefit of the good?

A

At the point where TSB equals TSC, the total net benefit of the good will be zero, indicating that there is no additional net benefit to be gained from further production.

35
Q

What is the criterion used to evaluate resource allocation besides efficiency?

A

Besides efficiency, outcomes are often evaluated in terms of equity, which refers to the perceived fairness of an outcome. However, people may have different ideas about what constitutes fairness, and positive economic analysis helps citizens judge the equity of alternative policies based on their own notions of fairness.

36
Q

How can the trade-off between efficiency and changes in the distribution of welfare be illustrated?

A

The trade-off between improvements in efficiency and changes in the distribution of welfare can be illustrated using a utility-possibility curve. This curve shows the maximum attainable level of utility for one individual, given the utility level of others in the economy, their tastes, resource availability, and technology. Efficient points on this curve are those where it is impossible to increase one person’s utility without reducing another’s. Inefficient points are those where resources can be reallocated to improve one person’s well-being without decreasing another’s.

37
Q

How do points E1 and E2 on the utility-possibility curve relate to efficiency in resource allocation?

A

Points E1 and E2 on the curve represent efficient resource allocation. At these points, it’s impossible to increase one person’s utility without decreasing another’s. Both points indicate efficient resource use.

38
Q

What does the term “equity” mean in the context of resource allocation and markets?

A

Equity refers to the fairness of resource distribution and income allocation. It concerns how well resources are divided and whether everyone’s basic needs are met

39
Q

How can taxes be used to address equity concerns in market systems, and what potential issue do they create?

A

Taxes can be used to redistribute income and address equity concerns. However, they may also create distortions in incentives to produce, potentially hindering overall economic efficiency.

Policy makers are confronted with the inevitable conflict between the quests for both efficiency and equity.

40
Q

What characterizes an efficient economic system?

A

An efficient economic system allocates resources in a manner where the Marginal Social Benefit (MSB) of each good or service equals its Marginal Social Cost (MSC).

41
Q

What is the key criterion for efficiency in an economic system?

A

Efficiency in an economic system is achieved when resources are allocated to produce goods and services in a way that sets the MSB equal to the MSC

42
Q

A Perfectly Competitive Market is characterized by

A
  1. All productive resources are privately owned.
  2. All transactions take place in markets.
  3. Many buyers and many sellers.
  4. Goods are homogenous.
  5. No single buyer or seller can influence the price…”price takers”
  6. Complete information is available to buyers and sellers.
  7. Free movement of resources among enterprises.
43
Q

What is the primary purpose of perfectly competitive markets in an economic system?

A

Perfectly competitive markets are organized to facilitate mutually beneficial trades between buyers and sellers.

44
Q

What are the primary goals of buyers and sellers in a perfectly competitive market?

A

Buyers aim to maximize their utility, while sellers aim to maximize their profits.

45
Q

How are market prices determined in a perfectly competitive market?

A

Market prices in a perfectly competitive market are determined by the free interaction of supply and demand, where buyers and sellers do not have control over prices.

46
Q

What is MPB, and how does it relate to a buyer’s decision to purchase a good?

A

MPB stands for Marginal Private Benefit, which represents the dollar value a buyer places on additional units of a good. Buyers compare the market price (P) to their MPB when deciding to purchase a good. If P > MPB, they would be worse off buying it, but if P < MPB, they would benefit from buying it.

47
Q

How do buyers determine the quantity of a good to consume in a perfectly competitive market?

A

Buyers adjust the quantity of a good they consume until the market price (P) equals both their Marginal Private Benefit (MPB) and the Marginal Social Benefit (MSB), assuming no one else receives satisfaction from the good’s consumption.

48
Q

What is the role of MPC (Marginal Private Cost) in a seller’s decision to produce a good in a perfectly competitive market?

A

Sellers consider their Marginal Private Cost (MPC) when deciding how much of a good to produce. They aim to maximize profits by producing additional units as long as the revenue from selling one more unit exceeds the cost of producing it.

49
Q

When is a firm in a perfectly competitive market maximizing its profits?

A

A firm maximizes its profits when it adjusts its output to the point where the market price (P) equals both its Marginal Private Cost (MPC) and the Marginal Social Cost (MSC). This equilibrium ensures that the firm is producing the right amount of goods to achieve maximum profit.

50
Q

How is market equilibrium achieved in a perfectly competitive market, and what does it imply for efficiency?

A

Market equilibrium is achieved when the price (P) equals the Marginal Private Benefit (MPB) for buyers, which is also equal to the Marginal Private Cost (MPC) for sellers. This equilibrium condition (P = MPB = MPC) ensures that the market is producing the efficient output level where Marginal Social Benefit (MSB) equals Marginal Social Cost (MSC), thus achieving efficiency

51
Q

What does the MSB (Marginal Social Benefit) curve represent?

A

The MSB curve represents the market demand curve, which corresponds to the maximum price that would be offered for various quantities of the bread.

52
Q

How is the market equilibrium determined in a perfectly competitive Market?

A

The market equilibrium is determined where the MSB (Marginal Social Benefit) curve intersects with the MSC (Marginal Social Cost) curve. At this point, the price of a loaf of bread (P) is $1.50, and the quantity sold (Q) is 15,000 loaves per month.

53
Q

Why is the price P* considered efficient in this context

A

The price P* is considered efficient because it reflects both the Marginal Social Benefit (MSB) and the Marginal Social Cost (MSC) of the good. It is the price at which the market reaches an efficient equilibrium where the benefit of producing an additional unit equals the cost of producing that unit.

54
Q

How does the quantity Q* relate to efficiency in this scenario?

A

The quantity Q* represents the efficient output level because it corresponds to the point where the Marginal Social Benefit (MSB) is equal to the Marginal Social Cost (MSC). This equilibrium ensures that the market is producing the right amount of goods to achieve maximum efficiency

55
Q

What condition must be satisfied in each market to achieve an efficient allocation of resources in a system of competitive markets?

A

To achieve an efficient allocation of resources in a system of competitive markets, Equation (3) must be satisfied in each market, which means that the price (P) should be equal to both the Marginal Social Benefit (MSB) and the Marginal Social Cost (MSC).

56
Q

Why can’t we rely on markets to provide all goods in efficient amounts?

A

We cannot rely on markets to provide all goods in efficient amounts because some goods and services may have externalities or public goods characteristics that lead to market failures. In such cases, the market may not produce the optimal quantity of these goods, and government intervention or regulation may be needed to achieve efficiency.

57
Q

What is the efficient output level in a competitive market, and how is it determined?

A

The efficient output level in a competitive market is the quantity (Q*) at which the Marginal Social Benefit (MSB) equals the Marginal Social Cost (MSC), meaning MSB = MSC. This level is determined by the intersection of the supply and demand curves in the market, representing the point at which the price (P) equals both the MSB and MSC.

58
Q

How does the government intervene in a competitive market to guarantee a certain level of production for a specific good?

A

When the government wants to guarantee a level of production higher than the efficient output level (Q*) in a competitive market, it may have to provide subsidies to the producers to incentivize them to produce more. In this case, the government pays farmers a certain price that satisfies their MSC at the new, higher quantity of production, which is above the efficient level.

59
Q

How does the subsidy affect the decisions of farmers in the market?

A

The subsidy provided by the government assures farmers that they will receive a minimum of $5 per bushel of wheat. As a result, farmers produce Qs bushels of wheat, which is greater than the quantity produced at the efficient level (Q*). This is because consumers are only willing to pay $3 per bushel. The subsidy effectively reduces the cost of production for farmers, encouraging them to produce more.

60
Q

How does the subsidy impact the supply curve in the market?

A

The subsidy shifts the supply curve to the right by the amount of the subsidy, creating a new supply curve that represents lower production costs for farmers. This shift in the supply curve occurs because the subsidy effectively reduces the costs of production, making it more attractive for farmers to produce higher quantities of wheat.

61
Q

What is the outcome in the market as a result of the subsidy?

A

Due to the subsidy, the market clears at a higher output level (Qs) and a lower price (P = 3) than the efficient output level (Q*). At this level of output, the Marginal Social Cost (MSC) exceeds the Marginal Social Benefit (MSB). As a result of the subsidy, more resources are allocated to the production of wheat than would be allocated in an efficient market.

62
Q

What is the economic cost of the subsidy?

A

The economic cost of the subsidy is twofold:

Deadweight Loss: It results in an area of marginal net losses, measured by the area EAC, due to inefficient resource use. This deadweight loss represents the economic cost of the subsidy, as resources are allocated inefficiently.

Direct Government Cost: The subsidy program costs the government $2 per bushel of wheat (the difference between the price to consumers and the cost of production) multiplied by the quantity of wheat produced (Qs). This direct government cost is incurred when the government pays the subsidy to farmers to make up for the difference between the price paid by consumers and the cost of production.

63
Q

In the example of the perfectly competitive market for long-distance telephone services, what does the equilibrium output (point E) represent, and why is it considered efficient?

A

The equilibrium output at point E represents the market’s efficient output. It is considered efficient because it is the quantity of long-distance telephone services (4 billion message units per month) at which the Marginal Social Cost (MSC) equals the Marginal Social Benefit (MSB). This means that the additional cost of producing one more unit of the service (MSC) is equal to the additional benefit it provides to consumers (MSB). When this equality is achieved, the market operates at an efficient level of output, maximizing overall societal welfare.

64
Q

In the given example, how does the imposition of a 2-cent-per-message unit tax on sellers of long-distance services affect the equilibrium in the market for long-distance telephone services?

A

The imposition of a 2-cent-per-message unit tax on sellers of long-distance services shifts the supply curve of the service to the left. This shift represents an increase in the costs of production due to the tax. As a result, the new equilibrium point (E’) corresponds to a higher price of telephone services (6 cents per message unit) and a lower equilibrium output (3 billion units per month). The burden of the tax is shared equally between the producers and consumers, as reflected by the price increase. The tax reduces the quantity supplied and results in a less efficient allocation of resources in the market.

65
Q

What is the economic cost of the tax in the given scenario of the long-distance telephone services market?

A

The economic cost of the tax is the loss in net benefits, often referred to as the excess burden of the tax. In this scenario, the tax has prevented the market from achieving efficiency, resulting in a loss in net benefits from telephone services. The excess burden of the tax is represented by the shaded area E’EB on the graph, which reflects the distortion in choices and outcomes after the tax is imposed. As a result of the tax, the MSB (Marginal Social Benefit) exceeds the MSC (Marginal Social Cost), indicating an inefficient allocation of resources.

Additionally, the government collects a total of $0.06 billion per month in tax revenue (equal to the 2-cent-per-unit tax multiplied by the 3 billion message units). This tax revenue is considered a direct cost to taxpayers.

66
Q

What are forms of Market Failure In Public Finance?

A
  1. Monopoly Power
  2. Externalities
  3. Public Goods
  4. Incomplete Information
  5. Economic Stabilization
67
Q

What happens when a firm exercises monopolistic power in a market?

A

When a firm exercises monopolistic power, it influences the price of the product it sells by reducing output to a level at which the price it sets exceeds the marginal cost of production.

68
Q

Is the resulting output level efficient when monopolistic power is exercised in a market?

A

No, the resulting output level is not efficient when monopolistic power is exercised. The monopolist maximizes profits at an output level where marginal revenue equals its marginal private cost, and this output level is not efficient.

a monopolist’s marginal revenue is less than the price of the product, marginal social cost of production also will be less than the price. Thus, at a monthly out- put level of QM, P= MSB > MSC, as shown in Figure 2.2. Efficiency is not at- tained because MSB MSC at QM

69
Q

How can efficiency be achieved when monopolistic power is exercised in a market?

A

Efficiency could be attained by forcing the monopolist to increase output until prices fell to a level equal to marginal social cost

Government intervention in the market to increase out- put would be prescribed by normative economists seeking to attain efficiency.

70
Q

What does the demand curve for the monopolist’s product reflect?

A

The marginal social benefit of possible levels of output.

71
Q

marginal pri- vate costs can reflect marginal social costs only if assuming ___

A

the value of all inputs used to produce additional output

72
Q

The monopoly firm will produce output QM per month. This is the monthly output corresponding to point A,
at which MR = or < or > MSC

A

MR=MSC