This is known as social infrastructure. These are called social because they are used by all people in a country and are often paid for by the country or the state owns the land on which they are built. When they are private, they often work together with the government.
1) Having access to goods not produced in the country: for example, an individual might want to have access to a book in a foreign language, but this book is not printed in their country - so they can import it
2) The Individual has a bigger choice and can have access to more satisfying goods - for example importing chocolate from foreign countries means that there will be more choice and that the individuals can explore their preferences.
