9.4 - Impact of the Economic Environment
The meaning and calculation of gross domestic product (GDP)
Gross domestic product (GDP) represents the overall value of all goods and services produced inside a country's borders during a set period, typically one year. It serves as a key indicator of a nation's economic health and can also measure performance for regions like the European Union or the global economy as a whole.
GDP figures are adjusted to exclude the effects of inflation, ensuring that comparisons reflect real changes in output rather than price fluctuations.
Formula for calculating GDP
Where:
- Total consumer spending = Money spent by households on goods and services
- Business investment = Funds businesses use to buy capital goods like machinery
- Government spending = Public expenditure on items such as infrastructure and services
- Value of exports = Income from goods and services sold abroad
- Value of imports = Cost of goods and services bought from abroad
The meaning and causes of economic growth
Economic growth occurs when a country increases its output of goods and services over time. It is measured by the percentage rise in GDP and indicates higher levels of economic activity, with greater demand leading to more production to satisfy it.
The potential for growth relies on the availability and effectiveness of key resources, including workers and capital equipment.
Factors influencing economic growth
Quantity and quality of labour:
- Population size and age structure affect the number of available workers.
- An ageing population may limit growth by increasing the number of retirees who require support and reducing the workforce.
- High levels of education and training improve labour quality, allowing faster economic expansion.
- Countries with a youthful population can drive growth by investing in education and health for younger people.
Investment in productive assets:
- Growth happens when new investments in items like machinery exceed the wear and tear (depreciation) of existing assets, increasing overall production capacity.
Productivity levels:
- This reflects how efficiently a nation works; higher productivity, driven by motivation or capability, supports stronger growth.
Government actions for short-term growth:
- Reducing taxes and interest rates encourages businesses to borrow and invest in expansion.
- Similar policies prompt consumers to borrow and spend more, raising demand across the economy.
The impacts of economic growth on businesses
Rising GDP brings several advantages to businesses, enhancing their operations and planning. However, rapid growth can also create challenges that need careful management.
Positive effects of economic growth on businesses
- Higher revenues and profits - Increased economic activity leads to more sales and better profitability.
- Opportunities for economies of scale - Businesses can produce on a larger scale, reducing costs per unit.
- Improved confidence and planning - Steady growth allows firms to expand, introduce new products, or enter fresh markets with greater certainty.
Challenges from rapid economic growth
- Resource shortages - Fast expansion can cause a lack of raw materials or skilled workers, driving up costs.
- Risk of recession - Overly quick growth often leads to a downturn, as governments use tools like fiscal policy (tax and spending adjustments) and monetary policy (interest rate changes) to maintain sustainable levels.
The stages of the business cycle
The business cycle describes the fluctuations in economic activity over time, moving through phases of expansion and contraction. These stages affect GDP, employment, and business conditions.
Phases of the business cycle
| Phase | Key characteristics |
|---|---|
| Boom | High GDP with production at full capacity; shortages of goods and labour cause price and wage rises. |
| Recession | Falling incomes and demand; reduced business confidence leads to lower output. |
| Slump | Low GDP; widespread factory closures, high unemployment, and many business failures or bankruptcies. |
| Recovery | Rising production and employment; increased consumer spending stimulates further growth. |
How businesses respond to changes in the business cycle
Businesses experience varying impacts from economic cycles depending on the income elasticity of demand for their products. This measures how sensitive demand is to changes in income. Firms adapt their strategies to mitigate negative effects and capitalise on positive periods.
Effects based on income elasticity of demand
- Income elastic goods (e.g., luxury items like high-end watches) - Demand surges during recoveries but drops sharply in recessions.
- Income inelastic goods (e.g., essential foods) - Demand remains relatively stable regardless of economic changes.
Business responses during different cycle stages
In a boom:
- Firms can increase prices to boost profits while managing demand.
- Long-term booms encourage investment in new facilities and product development to take advantage of higher consumer incomes.
In a recession or slump:
- Businesses may reduce staff numbers to cut wage expenses and improve efficiency.
- During local recessions, firms shift marketing efforts to other regions within the country.
- In national downturns, exporting to international markets can provide alternative revenue.
- Prolonged slumps may lead some businesses to move operations overseas.
Global cycle impacts:
- Worldwide booms offer broad opportunities for growth.
- Global recessions harm businesses everywhere, limiting escape options.