Overview
Consumer surplus, a concept developed by economist Alfred Marshall in 1890, refers to the difference between the maximum amount a consumer is willing to pay for a good or service and the actual price they pay. This surplus can be measured using the demand curve, which shows the relationship between the price of a product and the quantity demanded. For instance, if a consumer is willing to pay $100 for a product but only pays $80, the consumer surplus is $20. The concept of consumer surplus has been influential in understanding consumer behavior and has been applied in various fields, including marketing and public policy. According to a study by the Harvard Business Review, the consumer surplus in the US economy is estimated to be around $1.5 trillion annually. However, critics argue that the concept oversimplifies the complexities of consumer decision-making and ignores factors such as income inequality and market imperfections. As the global economy continues to evolve, the concept of consumer surplus remains a crucial tool for understanding the dynamics of market transactions and the value created for consumers.
Key Facts
- Year
- 1890
- Origin
- Developed by Alfred Marshall in his book 'Principles of Economics'
- Category
- Economics
- Type
- Economic Concept