Services are considered intangible goods, that is, the non-material equivalent of a good. They are also considered heterogeneous, thus two services will never be the same. Some examples of services are education, banking, insurance, health, communications, transportation, security, and others are offered.
Types of goods and services according to their use:
- Consumer goods: transformed for final consumption and bought and used by consumers.
- Intermediate goods: inputs used by companies to produce consumer or final goods.
- Capital goods: means of production of finished products.
Types of goods and services according to their behavior to changes in prices and incomes:
- Normal good: if the price rises or income decreases, then the quantity demanded decreases. Most of the goods are normal.
- Inferior good: if the price rises or income rises, then the quantity demanded decreases (public transport, cheap food).
- Giffen good: if the price goes down or income rises, then the quantity demanded decreases (theoretical).
Types of Goods and services according to their nature.
- Pure public good: non-rival, the consumption of one person does not affect others, and non-excludable, the consumption cannot be prevented. For example public-access television, national defense, and fireworks.
- Common pool good: non-excludable, but consumption is rival. For example public swimming pools, water, and parks.
- Club good: excludable, but non-rival. For example golf courses, cinemas, and stadiums.
- Private good: the opposite of public goods, excludable and rival. For example bread, cars, computers, telephones, and clothes.