Labor economics is like going to a store to buy something. When you go to the store and there are too many things to buy, you have to choose what to buy with the money you have. The same thing happens with workers and companies. Companies have jobs that need to be done, and they have a certain amount of money they can pay workers to do those jobs. Workers want to find jobs that pay them as much money as possible.
The people who study labor economics try to understand how much workers should get paid and how many jobs there should be. They look at things like how many people are looking for work and how many jobs are available. They also study what kind of jobs are available, how much education or training is needed for those jobs, and what skills workers need to have.
For example, let's say there are a lot of people who want to work as cashiers at a grocery store, but only a few cashier jobs available. Since there are more people than jobs, the store can pay the cashiers less money than they would if there were more jobs than people looking for work. This is because there are many workers who would be willing to do the job for a lower wage.
On the other hand, if there are very few people who know how to fix cars and lots of cars that need fixing, a car repair shop might have to pay its workers more money. This is because there are very few people who can do the job, so the workers have more bargaining power.
Labor economics helps us understand why some people earn more money than others, how the minimum wage affects workers and companies, and how unemployment affects the economy.