Notes, summaries, assignments, exams, and problems for Economics

Income

The income figure is derived by multiplying the quantity sold by its market price. This figure is set by the free market as fluctuations in supply and demand occur. To increase revenue is to increase the product quantity sold.

This depends on the quality and the evaluation of the editorial graphics and their ease of communication.

• Sales to the Nth: This is the value of all copies sold through the various channels of distribution releases, with the added value of not being acquired by the public loose on the premises of the publication itself. The selling price is fixed independently.
• Subscriptions: These are made with all copies of a publication, previously sent to a recipient, upon request, and you pay in advance the asking price, according

Representation of Preferences by Indifference Curves

An indifference curve shows the consumption baskets that yield the same level of satisfaction to the consumer. The consumer is indifferent between various combinations within the indifference curve. The slope at any point on an indifference curve is equal to the rate at which consumers are willing to substitute one good for another. This relationship is called the marginal rate of substitution (MRS). The rate at which a consumer is willing to trade Pepsi for pizza depends on who has more hunger or thirst, which depends in turn on how much pizza and Pepsi they have.

As a consumer prefers a larger quantity of goods, they prefer higher indifference curves to lower ones.

Four Properties of Indifference

General Tax Base

The General Tax Base is calculated by adding the following balances:

• a) Positive or negative balance resulting from integrating and netting income and imputations following income:
  • Performance of work.
  • Performance of real estate.
  • Performance from movable capital: intellectual property, technical assistance, rental property, business or mine, sublease, and assignment of rights of image.
  • Income from economic activities.
  • Allocation of income from: Real Estate, controlled foreign company regime, transfer of image rights, investment institutions.
• b) Surplus of integrating and netting of gains and losses, not from the transfer of assets and liabilities, such as the additions of property and rights to the assets of the taxpayer, from, for

Market Classifications

• According to the law of the country:
  • Free market: Transactions are free.
  • Intervened market: Prices and quantities traded are imposed from outside the market.
• According to the amount of information agents:
  • Transparent: Agents are strongly related and have all possible information.
  • With friction: Agents do not possess all information.
• According to characteristics of the goods:
  • Perfect market: The merchandise is perfectly homogeneous.
  • Imperfect market: The same merchandise is available in various models with different characteristics.
• According to the power available to the operator:
  • Normal market: Neither buyers nor sellers may intervene in the price.
  • Market constraint: Buyers or sellers may act on the price or quantities traded.

Perfectly

Module 5: Market Structures

Understanding the different types of market structures is essential for analyzing business behavior and economic outcomes.

Common Barriers to Market Entry

Entry barriers prevent new competitors from easily entering an industry. These include:

• Increasing returns to scale: Cost advantages gained by larger businesses.
• Market experience: Established firms have deeper industry knowledge.
• Restricted

1. Net Barter Terms of Trade (NBTT)

Meaning: It shows the relationship between export prices and import prices of a country.

Formula: NBTT = (Export Price Index ÷ Import Price Index) × 100

Explanation: If export prices rise faster than import prices, terms of trade improve (favorable). If import prices rise more, terms of trade worsen (unfavorable).

Importance: It is the most commonly used measure and reflects how many imports a country can get for its exports.

2. Gross Barter Terms of Trade (GBTT)

Meaning: It measures the ratio of the quantity of imports to the quantity of exports.

Formula: GBTT = (Quantity of Imports ÷ Quantity of Exports) × 100

Explanation: It focuses on physical quantities rather than prices.

Limitation: It ignores price changes,...

Financial Accounting Fundamentals

Financial accounting involves recording, classifying, summarizing, and reporting financial transactions to provide an accurate view of a business's financial health for external stakeholders like investors and creditors.[1][3]

Core Concepts and Standardization

Financial accounting follows standardized principles such as Generally Accepted Accounting Principles (GAAP) or International Financial Reporting Standards (IFRS) to ensure uniformity and transparency in preparing key financial statements:

• The Balance Sheet
• The Income Statement
• The Cash Flow Statement

It focuses on historical, quantitative data from past transactions, distinguishing it from management or cost accounting by emphasizing external reporting over...

Proximity to Markets, Labour, and Competitors

Proximity to Market

Businesses that produce bulky, heavy, or fragile goods often choose to locate close to their customers so that transportation costs remain low. Service-based businesses may also prefer being near their customers since many services—such as hairdressing or restaurants—are delivered face-to-face.

Proximity to Labour

Firms often look for locations where labour is affordable or where specific skills are available. Labour skills are not evenly spread across regions. For example, some companies in Europe and the USA have moved production to Southeast Asia because wages are lower and labour is readily available.

Proximity to Competitors

Some businesses choose to avoid locating near competitors...

Supply Chain Risk Management

Supply Chain Risk Management (SCRM) is the process of identifying, assessing, and mitigating risks that can disrupt supply chain operations.

Categories of Supply Chain Risks

• Demand Risks: Uncertain or fluctuating customer demand, forecasting errors, and promotional spikes.
• Supply Risks: Supplier failure, shortages, quality issues, and price fluctuations.
• Operational Risks: Machine breakdowns, labor strikes, and capacity limitations.
• Transportation & Logistics Risks: Delays, accidents, port congestion, and fuel price increases.
• Financial Risks: Currency fluctuations, credit issues, and global economic instability.
• Environmental Risks: Natural disasters, pandemics, and climate issues.
• Information Risks: Data loss, cyberattacks,

Ad Valorem Tax Calculation

The annual ad valorem tax is calculated by multiplying the assessed value of a property by its tax rate: assessed value x tax rate = annual tax.

To determine the daily tax, divide the annual tax by the number of days in the year: annual tax / days in year = daily tax.

Finally, the ad valorem tax owed is calculated by multiplying the daily tax by the number of days the property was owned: daily tax x # of days property owned = ad valorem tax.

Annual Property Tax

The annual property tax is determined by: assessed value x tax rate.

Financial Calculations

• Part/Percentage: part / percentage = total
• Total x Percentage: total x percentage = part
• Percentage: part / total = percentage

Measurements

• 1 yard = 3 feet
• 1 mile = 5,280 feet
• 1