Underconsumption

Underconsumption is a theory of economics that suggests that a lack of consumer demand can lead to a decrease in economic growth. In other words, when consumers do not have the ability to purchase goods and services, the overall economic output is reduced. This can occur when wages are too low to cover basic necessities, or when there is a gap in the distribution of income.

Underconsumption can be explained by several different factors, including:

• Low wages: When wages are too low, consumers may not have enough money to purchase the goods and services they need. This can lead to a decrease in economic activity as people cannot afford to buy the items they need.
• Inequality in income distribution: When the income distribution is uneven, there may be a gap between those who have a lot of money and those who have very little. This can lead to a decrease in demand for goods and services as those with the least money will not be able to purchase the items they need.
• Low savings rate: When people do not save enough money, there may not be enough money available for them to purchase the goods and services they need. This can lead to a decrease in economic activity as people cannot afford to buy the items they need.

Example of Underconsumption

As an example, let us consider a situation where wages are low and there is a large gap in the income distribution. In this scenario, those with the least money will not be able to purchase the goods and services they need. This can lead to a decrease in economic activity as people cannot afford to buy the items they need. This can lead to an increase in unemployment, as businesses will not be able to sell their products if there is not enough demand. This can then lead to a decrease in economic growth overall.

Formula of Underconsumption

Underconsumption can be mathematically expressed through the equation:

$Y=C+I+G$

Where Y is the total output, C is consumption, I is investment, and G is government spending. This equation suggests that in order for economic growth to occur, the total output must be greater than the sum of consumption, investment, and government spending. If the total output is lower than this amount, then the economy is experiencing underconsumption.

When to use Underconsumption

Underconsumption can be used to explain why certain economies may experience a decrease in economic activity. It is especially useful when looking at economies with high levels of inequality in income distribution, as this can lead to a decrease in consumer demand. It can also be used to explain why certain economies may have low levels of savings, which can lead to a decrease in economic activity. Finally, it can be used to explain why certain economies may have low wages, which can lead to a decrease in consumer demand.

Types of Underconsumption

Underconsumption can be divided into two main types: cyclical underconsumption and structural underconsumption.

• Cyclical underconsumption: Cyclical underconsumption is caused by short-term changes in the economy, such as a recession or a change in consumer sentiment. This type of underconsumption can be addressed through fiscal policy, such as increased government spending or tax cuts.
• Structural underconsumption: Structural underconsumption is caused by long-term trends in the economy, such as low wages, inequality in income distribution, or a low savings rate. This type of underconsumption can be addressed through monetary policy, such as lowering interest rates or increasing the money supply.

Steps of Underconsumption

Underconsumption is a process that can be broken down into the following steps:

• A decrease in the wages of workers: When wages are too low, consumers may not have enough money to purchase the goods and services they need. This leads to a decrease in economic activity as people cannot afford to buy the items they need.
• A decrease in savings rate: When people do not save enough money, there may not be enough money available for them to purchase the goods and services they need. This leads to a decrease in economic activity as people cannot afford to buy the items they need.
• An increase in inequality: When the income distribution is unequal, there may be a gap between those who have a lot of money and those who have very little. This leads to a decrease in demand for goods and services as those with the least money will not be able to purchase the items they need.

Consequences of Underconsumption

Underconsumption can have a number of negative consequences on the economy, including:

• A decrease in economic growth: When consumers are unable to purchase the goods and services they need, the overall economic output is reduced. This can lead to a decrease in economic growth as businesses are not able to produce enough goods and services to meet the needs of consumers.
• An increase in unemployment: When there is a decrease in economic activity, businesses may not be able to produce enough goods and services and may need to lay off workers. This can lead to an increase in unemployment as people are unable to find work.
• A decrease in consumer confidence: When consumers are unable to purchase the items they need, their confidence in the economy may decrease. This can lead to a decrease in consumer spending, which further reduces economic activity.

Impact of Underconsumption on economy

Underconsumption can impact economy, including:

• Stimulating economic activity: By increasing consumer demand, underconsumption can help to stimulate economic activity. This can help to create jobs and support businesses.
• Increased wages: By increasing consumer demand, businesses may have to increase wages in order to attract workers. This can help to reduce poverty and create more equitable distribution of wealth.
• Lower prices: If businesses have to compete for workers, they may have to lower prices in order to attract them. This can help to make goods and services more affordable for everyone.

Limitations of Underconsumption

Underconsumption theory has several limitations, including:

• Ignoring the role of government: Underconsumption theory does not take into account the role that government spending can play in stimulating the economy. Government spending can often be used to increase consumer demand and drive economic growth.
• Ignores other factors: Underconsumption theory does not take into account other factors, such as technological advancements, international trade, and government policies, that can play a role in influencing economic growth.
• Ignores consumer behavior: Underconsumption theory does not take into account the behavior of consumers and how they may choose to spend or save their money.

Other approaches related to Underconsumption

In addition to the traditional approach of underconsumption, there are several other approaches to the study of underconsumption. These include:

• Keynesian economics: John Maynard Keynes suggested that aggregate demand could be increased through government spending and investment, in order to stimulate economic activity.
• Marxist economics: Karl Marx proposed that underconsumption was caused by the exploitation of the working class and a lack of purchasing power. He suggested that increased wages and increased worker ownership of production could lead to increased levels of consumption and economic activity.
• Behavioral economics: This approach suggests that people may not always make rational decisions when it comes to their spending, and that this can lead to underconsumption.

Underconsumption — recommended articles

Demand-pull inflation — Labor supply curve — Income effect — Disinflation — Galloping inflation — Inflationary gap — Deflation gap — Law of supply and demand — Crowding out effect

References

• Devine, J. N. (1983). Underconsumption, over-investment and the origins of the Great Depression. Review of Radical Political Economics, 15(2), 1-27.