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In a perfectly competitive market, which of the following conditions is typically NOT present? A. Numerous buyers and sellers B. Homogeneous (identical) products C. High barriers to entry D. Perfect information for all participants

Answer: In a Perfectly Competitive Market, Condition C is Typically Not Present A perfectly competitive market is one in which there are numerous buyers and sellers, homogenous (identical) products, and low barriers to entry. The key condition which is typically

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In a perfectly competitive market, which of the following conditions is typically NOT present? Numerous buyers and sellers Homogeneous (identical) products High barriers to entry Perfect information for all participants

Perfectly Competitive Markets A perfectly competitive market is a type of market structure where there are numerous buyers and sellers, all offering identical products and services. There are no barriers to entry or exit, and all participants have perfect information

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Which of the following is not a primary source of international law: A. Customary international law, as evidence of a general practice accepted as law. B. Treaties and conventions concluded by or among States. C. Decisions of international arbitral tribunals. D. General principles of law recognised by civilised nations.

Answer: Which of the Following is Not a Primary Source of International Law? The correct answer is D. General Principles of Law Recognised by Civilised Nations, which is not a primary source of international law. Primary Sources of International Law

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Which of the following is not a primary source of international law: Customary international law, as evidence of a general practice accepted as law. Treaties and conventions concluded by or among States. Decisions of international arbitral tribunals. General principles of law recognised by civilised nations.

Answer: Customary International Law is the Primary Source of International Law Customary international law is considered to be the primary source of international law. This form of law is based on the general practice accepted as law, which is evidenced

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Historical or ongoing injustices ignored by societies or powerful elites and omitted from the collective stories about peoples is a form of injustice known as: Misrecognition Redistribution Non-recognition Predistribution

Answer: Non-recognition Non-recognition is a form of injustice when societies or powerful elites ignore or omit historical or ongoing injustices from the collective stories about peoples. This type of injustice has a profound impact on the affected individuals, especially when

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Which of the following physical characteristic of oil makes it difficult to be substituted in certain sectors, e.g. transportation? A. Lower energy density B. Higher energy density C. Emits CO2 when it is burnt D. Contains sulphur

Answer: Oil Substitution Difficulties Oil is a very important commodity in many industries, especially transportation. However, there are certain physical characteristics that make it difficult to be substituted in certain sectors. Lower Energy Density One of the main difficulties with

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Which of the following physical characteristic of oil makes it difficult to be substituted in certain sectors, e.g. transportation? Lower energy density Higher energy density Emits CO2 when it is burnt Contains sulphur

Oil’s Physical Characteristics Oil has several physical characteristics that make it difficult to be substituted in certain sectors, such as transportation. These physical characteristics include the lower energy density, higher energy density, emission of carbon dioxide when it is burnt,

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Suppose a firm’s total cost curve is TC = 15Q^2 + 8Q + 135, what is the output level that minimizes average total cost? Suppose a firm’s total cost curve is TC = 15Q^2 + 8Q + 135, what is the output level that minimizes average total cost? A. 1.732 B. 3 C. 6 D. 9

Finding the Output Level that Minimizes Average Total Cost The output level that minimizes average total cost is determined by finding the minimum point on the total cost curve. The equation for a total cost curve is TC = 15Q^2

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Electricity system cost is influenced by (select only one option) A. Impact of dispatched technologies on variable costs and balancing costs B. Impact of dispatched technologies on variable costs, balancing costs and carbon emission targets C. Impact of dispatched technologies on variable costs, capacity costs, and balancing costs D. Impact of dispatched technologies on variable costs, capacity costs, balancing costs and carbon emission targets E. Impact of dispatched technologies on variable costs, capacity costs, balancing costs, carbon emission targets and other constraints applied on the dispatch scheduling

Answer Electricity system cost is influenced by the impact of dispatched technologies on variable costs, capacity costs, balancing costs, carbon emission targets, and other constraints applied on the dispatch scheduling. Variable Costs Variable costs refer to the costs associated with

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Which of the following is NOT true for GDP? A. GDP is measured in market value. B. GDP measures the value of final goods and services. C. GDP does not include non-market activity. D. If crude oil produced in country A is also processed into refined products in country A, then country A’s GDP includes the value of both crude oil and refined products.

Answer GDP stands for Gross Domestic Product which is a measure of the economic output of a country. GDP is used to measure the total production of goods and services within a country, and is measured in monetary terms. The

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Suppose that the government promotes the adoption of heat pumps and provides subsidies to consumers who purchase heat pumps. The inverse demand function of heat pump is P subscript d equals 12 minus 0.2 Q subscript d, and the inverse supply function is P subscript s equals 2 plus 0.2 Q subscript s, where P is the price of heat pump in thousand pounds/unit and Q is the quantity of heat pumps in thousand units. a) What is the equilibrium price and quantity without a subsidy? (2 marks) b) What is the equilibrium quantity if the government sets the subsidy equal to three thousand pounds per unit of heat pump? (2 marks) c) What is the total cost of subsidies for the government? (2 marks) d) What is the deadweight loss led by the subsidies? (3 marks)

Answer: Equilibrium Price and Quantity Without a Subsidy The inverse demand function for heat pumps is Pd = 12 – 0.2Qd and the inverse supply function is Ps = 2 + 0.2Qs. Without a subsidy, the equilibrium price and quantity

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Suppose that the government promotes the adoption of heat pumps and provides subsidies to consumers who purchase heat pumps. The inverse demand function of heat pump is P subscript d equals 12 minus 0.2 Q subscript d, and the inverse supply function is P subscript s equals 2 plus 0.2 Q subscript s, where P is the price of heat pump in thousand pounds/unit and Q is the quantity of heat pumps in thousand units. a) What is the equilibrium price and quantity without a subsidy? (2 marks) b) What is the equilibrium quantity if the government sets the subsidy equal to three thousand pounds per unit of heat pump? (2 marks) c) What is the total cost of subsidies for the government? (2 marks) d) What is the deadweight loss led by the subsidies? (3 marks)

Answer The equilibrium price and quantity of heat pumps without a subsidy can be determined by the inverse demand and supply functions given. The equilibrium price, P, is 4 thousand pounds/unit and the equilibrium quantity, Q, is 8 thousand units.

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Suppose that the government promotes the adoption of heat pumps and provides subsidies to consumers who purchase heat pumps. The inverse demand function of heat pump is P subscript d equals 12 minus 0.2 Q subscript d, and the inverse supply function is P subscript s equals 2 plus 0.2 Q subscript s, where P is the price of heat pump in thousand pounds/unit and Q is the quantity of heat pumps in thousand units. a) What is the equilibrium price and quantity without a subsidy? (2 marks) b) What is the equilibrium quantity if the government sets the subsidy equal to three thousand pounds per unit of heat pump? (2 marks) c) What is the total cost of subsidies for the government? (2 marks) d) What is the deadweight loss led by the subsidies? (3 marks)

Answer: The inverse demand function of heat pump is Pd = 12 – 0.2Qd and the inverse supply function is Ps = 2 + 0.2Qs. a) What is the equilibrium price and quantity without a subsidy? (2 marks) The equilibrium

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Suppose that the government promotes the adoption of heat pumps and provides subsidies to consumers who purchase heat pumps. The inverse demand function of heat pump is P subscript d equals 12 minus 0.2 Q subscript d, and the inverse supply function is P subscript s equals 2 plus 0.2 Q subscript s, where P is the price of heat pump in thousand pounds/unit and Q is the quantity of heat pumps in thousand units. a) What is the equilibrium price and quantity without a subsidy? (2 marks) b) What is the equilibrium quantity if the government sets the subsidy equal to three thousand pounds per unit of heat pump? (2 marks) c) What is the total cost of subsidies for the government? (2 marks) d) What is the deadweight loss led by the subsidies? (3 marks)

Answer: Equilibrium Price and Quantity of Heat Pumps The inverse demand function of heat pumps is given by Pd = 12 – 0.2Qd and the inverse supply function is given by Ps = 2 + 0.2Qs. Without Subsidy Without a

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Suppose that the government promotes the adoption of heat pumps and provides subsidies to consumers who purchase heat pumps. The inverse demand function of heat pump is P subscript d equals 12 minus 0.2 Q subscript d, and the inverse supply function is P subscript s equals 2 plus 0.2 Q subscript s, where P is the price of heat pump in thousand pounds/unit and Q is the quantity of heat pumps in thousand units. a) What is the equilibrium price and quantity without a subsidy? (2 marks) b) What is the equilibrium quantity if the government sets the subsidy equal to three thousand pounds per unit of heat pump? (2 marks) c) What is the total cost of subsidies for the government? (2 marks) d) What is the deadweight loss led by the subsidies? (3 marks)

Answer: Equilibrium Price and Quantity of Heat Pumps The inverse demand function of heat pumps is Pd = 12 – 0.2Qd, and the inverse supply function is Ps = 2 + 0.2Qs. Equilibrium Price and Quantity without Subsidy Without a

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Suppose that the government promotes the adoption of heat pumps and provides subsidies to consumers who purchase heat pumps. The inverse demand function of heat pump is P subscript d equals 12 minus 0.2 Q subscript d, and the inverse supply function is P subscript s equals 2 plus 0.2 Q subscript s, where P is the price of heat pump in thousand pounds/unit and Q is the quantity of heat pumps in thousand units. a) What is the equilibrium price and quantity without a subsidy? (2 marks) b) What is the equilibrium quantity if the government sets the subsidy equal to three thousand pounds per unit of heat pump? (2 marks) c) What is the total cost of subsidies for the government? (2 marks) d) What is the deadweight loss led by the subsidies? (3 marks)

Answer In economics, when the demand and supply functions of a product are known, the equilibrium price and quantity of that product can be calculated. In this case, the inverse demand function of heat pump is Pd = 12 –

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Suppose that the government promotes the adoption of heat pumps and provides subsidies to consumers who purchase heat pumps. The inverse demand function of heat pump is P subscript d equals 12 minus 0.2 Q subscript d, and the inverse supply function is P subscript s equals 2 plus 0.2 Q subscript s, where P is the price of heat pump in thousand pounds/unit and Q is the quantity of heat pumps in thousand units. a) What is the equilibrium price and quantity without a subsidy? (2 marks) b) What is the equilibrium quantity if the government sets the subsidy equal to three thousand pounds per unit of heat pump? (2 marks) c) What is the total cost of subsidies for the government? (2 marks) d) What is the deadweight loss led by the subsidies? (3 marks)

Answer: Equilibrium Price and Quantity The equilibrium price and quantity of heat pumps without subsidies can be determined by setting the demand and supply functions equal to each other. The demand function is given by Pd = 12 – 0.2Qd.

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A household has the utility function U left parenthesis X comma Y right parenthesis equals left parenthesis X plus 4 right parenthesis Y, where X is the consumption of energy and Y is the consumption of all other goods. Suppose that the price of energy is P subscript X, the price of all other goods is P subscript Y, and the household income is M. a) What is the budget constraint for the household? (1 mark) b) What is the marginal rate of substitution? (2 marks) c) What is the household’s demand function for energy? (3 marks)

Answer: Answer The household’s utility function is U(X,Y) = (X+4)Y, where X is the consumption of energy and Y is the consumption of all other goods. The budget constraint is PXX + PYY = M, where PX is the price

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The price for electricity, P, is 0.3 £/kWh. The demand function of a residential household is given by: Q subscript D equals 625 minus 125 P, where the unit of Q subscript D is kWh and the unit of Pis £/kWh. a) What is the inverse demand function? (2 marks) b) How much electricity does the household demand at the current price? How much does the household pay in total to meet the demand? (2 marks) c) What is the price elasticity at the current price? Is the demand price elastic or price inelastic? (2 marks) d) If the price rises by 10%, what are the new demand and price elasticity? Is the total cost of electricity higher or lower than before? (2 marks)

Answer: Answer to Question The question is asking about the price of electricity, P, which is 0.3 £/kWh, and the demand function of a residential household, QD = 625 – 125P, where the unit of QD is kWh and the

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. In a market there is a single firm that produces a unique product and can manipulate the price P(Q) by changing its output Q to maximise its profit. Suppose the consumers have a linear aggregated inverse demand function: P subscript D left parenthesis Q right parenthesis equals a minus b Q, and the cost function of this single firm is C left parenthesis Q right parenthesis equals c QSuppose the second firm joins the market and produces the same product, but acts one period later than the first firm. In other words, the first firm is the leader and the second firm is the follower. The leader sets its quantity Q1 first, and the follower sets its quantity Q2 only after observing Q1. Both firms have the same cost function C left parenthesis Q right parenthesis equals c Q. What are the new market-clearing price and quantity supplied by the first firm

Answer: Stackelberg Model of Oligopoly The Stackelberg Model of Oligopoly is an economic model that explains how two or more firms can compete in an industry in which they have some control over the price. This model assumes that one

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In a market there is a single firm that produces a unique product and can manipulate the price P(Q) by changing its output Q to maximise its profit. Suppose the consumers have a linear aggregated inverse demand function: P subscript D left parenthesis Q right parenthesis equals a minus b Q, and the cost function of this single firm is C left parenthesis Q right parenthesis equals c Q. Suppose another firm joins the market and produces the same product, and compete on price with the first firm. Both have the same cost function C left parenthesis Q right parenthesis equals c Q. Both firms independently and simultaneously make decisions. What are the new market-clearing price and quantity supplied by the first firm?

Answer: Market-Clearing Price and Quantity Supplied by the First Firm When a second firm joins the market and competes on price with the first firm, the market-clearing price and quantity supplied by the first firm can be determined by analyzing

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