유입

The efficiency of production, typically measured as the ratio of output to input. It indicates how much is produced per unit of effort or time.

To move upward or to increase in value, level, or quantity. It is frequently used in academic contexts to describe rising trends in data or prices.

Utility or usefulness; the quality of being effective and helpful for a specific purpose. It often refers to the practical value derived from a resource or system.

The state of supplying one's own needs without external assistance, particularly regarding food or essential resources.

The process by which businesses or other organizations develop international influence or start operating on an international scale.

The ratio of the employed to the working-age population.

The general direction in which something is developing or changing. It is widely used to describe market trends, political movements, or social shifts.

The desire of consumers, clients, or users for a particular commodity or service. It is a fundamental concept in economics paired with supply.

The amount of a good or service that is available for purchase or use. It is the counterpart to demand in market economics.

A sudden and sharp increase in price, value, or quantity. It is a key term for IELTS Academic Task 1 graph descriptions.