Podcast
Questions and Answers
According to the law of supply, how does an increase in price typically affect the quantity supplied?
According to the law of supply, how does an increase in price typically affect the quantity supplied?
- Quantity supplied increases. (correct)
- Quantity supplied remains unchanged.
- Quantity supplied decreases.
- Quantity supplied initially increases then decreases.
What does the concept of demand refer to?
What does the concept of demand refer to?
- The quantity of product consumers are willing and able to purchase at a given time and price (correct)
- The quantity of goods or services producers are willing to supply
- The total amount of product available in the market
- The price at which goods and services are sold.
According to the law of demand, what is the relationship between price and quantity demanded?
According to the law of demand, what is the relationship between price and quantity demanded?
- An inverse relationship, where the two move in opposite directions. (correct)
- A relationship dependent on the income of the consumer.
- No relationship, there is no clear pattern between price and quantity demanded.
- A direct relationship, where both move in the same direction.
What does 'own-price elasticity of demand' measure?
What does 'own-price elasticity of demand' measure?
When demand is considered 'elastic', how does the quantity demanded typically respond to price changes?
When demand is considered 'elastic', how does the quantity demanded typically respond to price changes?
Which factor is NOT listed as a key influence on the price elasticity of demand?
Which factor is NOT listed as a key influence on the price elasticity of demand?
What does price elasticity of supply measure?
What does price elasticity of supply measure?
Which term does $\frac{\Delta Q}{\Delta P} \times \frac{P}{Q}$ represent?
Which term does $\frac{\Delta Q}{\Delta P} \times \frac{P}{Q}$ represent?
Which of the following best describes the relationship between price and quantity supplied, according to the law of supply?
Which of the following best describes the relationship between price and quantity supplied, according to the law of supply?
What is the relationship between price and quantity demanded, according to the law of demand?
What is the relationship between price and quantity demanded, according to the law of demand?
What does it mean if the absolute value of the price elasticity of demand is greater than 1?
What does it mean if the absolute value of the price elasticity of demand is greater than 1?
If the price elasticity of supply (PES) is positive, what does this indicate?
If the price elasticity of supply (PES) is positive, what does this indicate?
Which factor is the MOST significant determinant of price elasticity of supply?
Which factor is the MOST significant determinant of price elasticity of supply?
Which of the following is NOT a key factor influencing own-price elasticity of demand?
Which of the following is NOT a key factor influencing own-price elasticity of demand?
What does the term 'arc elasticity' refer to?
What does the term 'arc elasticity' refer to?
Which of the following would likely have the LEAST elastic demand?
Which of the following would likely have the LEAST elastic demand?
What is indicated by $rac{\Delta Q}{\Delta P} imes rac{P}{Q}$?
What is indicated by $rac{\Delta Q}{\Delta P} imes rac{P}{Q}$?
In the short run, the price elasticity of supply is typically:
In the short run, the price elasticity of supply is typically:
Which of the following best describes the relationship between the price elasticity of demand (PED) and the law of demand?
Which of the following best describes the relationship between the price elasticity of demand (PED) and the law of demand?
Which scenario would MOST likely result in a more elastic price elasticity of demand?
Which scenario would MOST likely result in a more elastic price elasticity of demand?
When calculating price elasticity using the 'arc elasticity' method, what does using average price and average quantity aim to achieve?
When calculating price elasticity using the 'arc elasticity' method, what does using average price and average quantity aim to achieve?
If the price of a good increases, and the quantity supplied also increases, this reflects:
If the price of a good increases, and the quantity supplied also increases, this reflects:
Which of the following is LEAST likely to influence the price elasticity of supply (PES)?
Which of the following is LEAST likely to influence the price elasticity of supply (PES)?
What is the primary difference between 'original price and quantity' and 'arc elasticity' methods when analyzing elasticity?
What is the primary difference between 'original price and quantity' and 'arc elasticity' methods when analyzing elasticity?
What does it mean if a product's price elasticity of demand (PED) is equal to zero?
What does it mean if a product's price elasticity of demand (PED) is equal to zero?
If the time horizon increases, how does this generally affect the price elasticity of supply (PES)?
If the time horizon increases, how does this generally affect the price elasticity of supply (PES)?
What is the effect on demand when the price of a complementary product increases?
What is the effect on demand when the price of a complementary product increases?
Which of the following is NOT a valid determinant of price elasticity of demand?
Which of the following is NOT a valid determinant of price elasticity of demand?
What is the primary process that defines a business?
What is the primary process that defines a business?
Which of the following is NOT considered a fundamental requirement for a business?
Which of the following is NOT considered a fundamental requirement for a business?
In the context of business, what does 'utility' refer to?
In the context of business, what does 'utility' refer to?
Which of the following best describes a business 'opportunity'?
Which of the following best describes a business 'opportunity'?
According to the business process web, what is transformed in the process?
According to the business process web, what is transformed in the process?
What is the role of 'feedback' in a business's operational system?
What is the role of 'feedback' in a business's operational system?
Which of the following refers to activities that enhance the perceived value of a product?
Which of the following refers to activities that enhance the perceived value of a product?
Which management activity involves setting goals and short-term strategies for a business?
Which management activity involves setting goals and short-term strategies for a business?
Which of these is the best description of the 'controlling' function of management?
Which of these is the best description of the 'controlling' function of management?
A manager's role in 'organizing' primarily involves:
A manager's role in 'organizing' primarily involves:
What does a manager's 'technical' skill refer to?
What does a manager's 'technical' skill refer to?
Which managerial skill involves working well with others, both individually and in teams?
Which managerial skill involves working well with others, both individually and in teams?
What is the primary focus of 'conceptual' management skills?
What is the primary focus of 'conceptual' management skills?
Besides just profits what else should a company consider, when defining their goals?
Besides just profits what else should a company consider, when defining their goals?
Which term best describes a situation where a business is getting the most output from the least amount of inputs?
Which term best describes a situation where a business is getting the most output from the least amount of inputs?
What is generally meant, when someone says 'value' within the context of a business?
What is generally meant, when someone says 'value' within the context of a business?
Which of the following is NOT a core function of management?
Which of the following is NOT a core function of management?
What is the primary focus of the 'controlling' function in management?
What is the primary focus of the 'controlling' function in management?
Which management function is MOST concerned with motivating employees?
Which management function is MOST concerned with motivating employees?
If a business is looking to increase its competitiveness by making it difficult for new companies to enter the market, which strategy are they using?
If a business is looking to increase its competitiveness by making it difficult for new companies to enter the market, which strategy are they using?
What is the objective of a company engaging in a merger or an acquisition?
What is the objective of a company engaging in a merger or an acquisition?
What is a key implication of a company increasing barriers to entry in a market?
What is a key implication of a company increasing barriers to entry in a market?
Which of the following would be a strategic management decision for a new ice cream shack on a beach?
Which of the following would be a strategic management decision for a new ice cream shack on a beach?
Which of the following is NOT a listed benefit of good management?
Which of the following is NOT a listed benefit of good management?
What does 'cross-licensing' primarily involve for firms?
What does 'cross-licensing' primarily involve for firms?
Flashcards
Supply
Supply
The quantity of a good or service that producers are willing and able to offer for sale at various prices during a specific period.
Demand
Demand
The quantity of a good or service that consumers are willing and able to purchase at various prices during a specific period.
Law of Supply
Law of Supply
A positive relationship between price and quantity supplied. As price increases, the quantity supplied increases, and vice versa.
Law of Demand
Law of Demand
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Price Elasticity of Demand (PED)
Price Elasticity of Demand (PED)
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Price Elasticity of Supply (PES)
Price Elasticity of Supply (PES)
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Factors Affecting PED
Factors Affecting PED
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Factors Affecting PES
Factors Affecting PES
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Elastic Demand
Elastic Demand
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Inelastic Demand
Inelastic Demand
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Complementary Good
Complementary Good
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Substitute Good
Substitute Good
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Total Cost (TC)
Total Cost (TC)
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Total Revenue (TR)
Total Revenue (TR)
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Average Cost (AC)
Average Cost (AC)
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Marginal Cost (MC)
Marginal Cost (MC)
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Economic Profit
Economic Profit
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Accounting Profit
Accounting Profit
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What is a Business?
What is a Business?
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What is a Business (simplified)
What is a Business (simplified)
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Utility
Utility
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Adding Value
Adding Value
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Business Opportunity
Business Opportunity
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What makes a business successful?
What makes a business successful?
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What is Management?
What is Management?
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Planning in management
Planning in management
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Organizing in management
Organizing in management
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Controlling in management
Controlling in management
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Leading in management
Leading in management
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Technical skill
Technical skill
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Human skill
Human skill
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Conceptual skill
Conceptual skill
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Who is a manager?
Who is a manager?
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Efficient Resource Utilization
Efficient Resource Utilization
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Decision making
Decision making
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Motivation & leadership
Motivation & leadership
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Conflict resolution
Conflict resolution
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Risk management
Risk management
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Effective communication
Effective communication
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Encourage innovation & creativity
Encourage innovation & creativity
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Management Strategies to be competitive
Management Strategies to be competitive
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Study Notes
AREC 323 Lecture 1: Review of Economic Conceptions
- Course name: AREC 323
- Lecture topic: Review of Economic Concepts
- Instructor: Jiaxun Li
- Email: [email protected]
Outline
- Supply and Demand
- Definition, elasticity
- Product characteristics (substitutes and complements)
- Cost
- TC, AC, MC
- Derivative formulas
- Revenue
- TR, AR, MR
- Profit
- Economic profit
- Accounting profit
- Elasticity
- Own-price elasticity of demand (PED)
- Own-price elasticity of supply (PES)
- Cross-price elasticity
- Derivatives
- Constant Rule
- Power Rule
Supply and Demand
- Supply
- Definition: The quantity of a good or service producers are willing and able to offer for sale at various prices during a specific period.
- Law of Supply: A positive relationship exists between price and quantity supplied. As price increases, the quantity supplied increases, and vice versa.
- Demand
- Definition: The quantity of a good or service consumers are willing and able to purchase at various prices during a specific period.
- Law of Demand: An inverse relationship exists between price and quantity demanded. As price decreases, the quantity demanded increases, and vice versa.
Elasticity
- Own-price elasticity of demand (PED): Measures how much quantity demanded of a good responds to a price change.
- Price and quantity demanded are inversely related; PED is usually negative.
- Key factors: Availability of substitutes, necessity vs. luxury goods, proportion of income spent, time horizon, and the degree of commodity aggregation.
- Own-price elasticity of supply (PES): Measures how much quantity supplied of a good responds to a price change.
- Price and quantity supplied are directly related; PES is usually positive.
- Key factors: Time frame (short-run or long-run), availability of inputs, and flexibility of production.
- Cross-price elasticity: Measures the percentage change in the quantity demanded of one good (product Y) in response to a 1% change in the price of another good (product X).
- ηyx > 0: Goods X and Y are substitutes.
- ηyx < 0: Goods X and Y are complements.
Elasticity: Formula for Own-Price Elasticity
- Original price and quantity: η = ΔQ/Q₀ / ΔP/P₀
- ΔQ = change in quantity
- Q₀ = initial quantity
- ΔP = change in price
- P₀ = initial price
- Arc elasticity: η = (Q₂ - Q₁)/(Q₂ + Q₁)/2 / (P₂ - P₁)/(P₂ + P₁)/2
- Q₁ = initial quantity
- Q₂ = new quantity
- P₁ = initial price
- P₂ = new price
Cost
- Total Costs (TC): FC + VC
- Fixed Costs (FC): Costs that do not vary with the level of production (e.g., rent, insurance).
- Variable Costs (VC): Costs that vary directly with the level of production (e.g., raw materials, labor).
- Average Fixed Costs (AFC): FC/Q
- Average Costs (AC): TC/Q
- Average Variable Costs (AVC): VC/Q
- Marginal Costs (MC): The additional cost of producing one more unit of output. MC = dTC(Q) / dQ
Revenue
- Total Revenue (TR): P(Q) × Q
- Marginal Revenue (MR): MR = dTR(Q)/dQ = (TR(Q+ΔQ) - TR(Q))/ΔQ = P(1 - 1/|η|)
Profit
- Profit = TR - TC
- Factors affecting profit: Revenue (price levels, sales volume, market demand), costs (fixed and variable), market conditions (competition, regulations, economic trends), profit maximization (MR = MC).
Economic and Accounting Profits
- Explicit costs: Direct monetary payments (e.g., wages, rent).
- Implicit costs: Opportunity costs of using resources owned by the business (e.g., forgone salary).
- Accounting profit: TR - explicit costs
- Economic profit: TR - total costs (explicit and implicit).
Practice
- Provided formulas and questions for calculating elasticity, cost, and profit. TC = 40 + 8q + 4q² and Demand P = 80 – 2q are given. Specifics include calculations for average cost, marginal cost, marginal revenue, profit maximizing output (q), and costs/revenue/profit at max profit.
- Practice question about calculating elasticity given price and quantity information and determining the category.
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