A growing economy often means businesses are producing more goods and services, which can lead to broader benefits across the market. That can create opportunities for consumers and investors, but economic growth is rarely linear. Learning what influences growth and why it fluctuates may help you better understand market trends and shape your investment strategy.
What is economic growth?
Economic growth measures how much a country’s production of goods and services increases over time. It is often reflected in rising gross domestic product (GDP), which represents the total value of all final goods and services produced within a country during a specific period. While economic growth is generally a sign of a healthy economy, it doesn’t tell the whole story and should be considered alongside other economic indicators.
How does economic growth work?
Economic growth occurs when people and businesses produce, earn, and spend more over time. As incomes rise, consumers often have more purchasing power, allowing them to buy more goods and services. To meet this increased demand, businesses may invest in new equipment, expand operations, and hire additional workers, helping support continued growth.
When growth is steady, it can create a positive cycle. Businesses invest, consumers spend, and governments collect tax revenue that can be used to support public services and infrastructure.
But growth isn’t constant. When spending and investment slow, economic activity can weaken, sometimes leading to job losses, business closures, market declines, or even a recession until conditions improve and growth resumes.
How is economic growth measured?
Several key indicators are used to measure economic growth and whether that expansion is sustainable.
Gross domestic product (GDP)
GDP is a commonly used measure of economic growth. When GDP rises, it generally means the economy is producing more and growing, although it doesn’t measure factors such as quality of life or income distribution. It’s simply a broad measure of economic expansion, usually over a quarter or a year.
Real GDP
Since increases in GDP may sometimes reflect inflation rather than genuine economic expansion, economists often look to real GDP, which accounts for inflation, as a way to gauge underlying growth.
GDP per capita
This metric divides a country’s GDP by its population to estimate the average economic output per person. GDP per capita can provide a better sense of whether living standards are improving, since GDP growth alone may reflect population growth rather than increased prosperity for individuals.
Productivity growth
Productivity measures how efficiently workers and businesses turn resources, such as labor and capital, into goods and services. Improvements in technology, innovation, and efficiency can boost productivity, helping the economy grow without requiring more workers or resources. By tracking productivity, policymakers can get an idea of how economic growth is trending long-term.
Other indicators of economic growth
Economists also track measures such as employment, consumer spending, business investment, and corporate profits to better understand economic conditions and assess whether growth is likely to continue.
Phases of economic growth
Economic growth tends to move in cycles rather than following a straight path. These cycles typically include 4 distinct phases:
Early cycle
During this phase, the economy is strong and growing. Companies typically hire more workers, individuals have more disposable income, and lifestyles are generally improving. Real GDP, which accounts for inflation, usually increases as well.
Mid cycle
At this stage, growth reaches its highest point and begins to slow. Businesses and consumers may become more cautious, and the economy starts losing momentum. External events, such as natural disasters, supply disruptions, or resource shortages, can also contribute to a slowdown in growth.
Late cycle
During the late cycle, economic activity declines. Businesses may reduce spending and hiring, unemployment can rise, and financial markets often weaken. A prolonged contraction could result in a bear market or a recession.
Recession
A recession marks the low point of the cycle. A government may step in to provide an economic stimulus or interest rate cut to help companies and workers recover. As conditions improve, businesses begin investing and hiring again, setting the stage for the next period of expansion.
What drives economic growth?
These key factors typically power the long-term economic growth cycle:
1. Population growth
As a population grows, there are typically more workers, consumers, and businesses participating in the economy. This can increase total production, spending, and overall economic activity.
2. Capital investment
When businesses invest in factories, equipment, technology, and infrastructure, they can produce more goods and services. These investments can also create jobs and stimulate growth across other parts of the economy.
3. Technological innovation
Advances in technology can help people and businesses work more efficiently and produce more with the same resources. Innovations such as electricity, modern medicine, and the internet have helped drive economic growth and improve living standards.
4. Education and skills
Human capital, which includes the knowledge, skills, experience, and training of workers, plays an important role in economic growth. A strong workforce can adapt to new technologies, improve productivity, and drive innovation, which is why countries that invest in education, training, and research often experience stronger long-term growth.
Why is economic growth important?
Economic growth can create opportunities for both investors and individuals by supporting higher incomes, business expansion, and overall financial well-being.
For investors
Stronger consumer demand can help businesses increase sales and profits, which may support higher company valuations.
A growing economy can lead to higher corporate earnings, potentially contributing to stronger long-term investment returns and dividend payouts.
Innovation and productivity gains can create entirely new industries and investment opportunities, as seen with the rise of internet-based companies.
For workers
Economic growth can help create jobs, raise wages, and increase household purchasing power. As incomes and business activity grow, governments may collect more tax revenue without increasing tax rates, helping fund public services and infrastructure. People may feel more confident spending, investing, and planning for the future when job and financial conditions are strong.