Steven buys a pair of scissors instead of getting a haircut. He belives the scissors will last for a long time, while the haircut will only last a few weeks. In this case, scissors is a good, while th

Steven buys a pair of scissors instead of getting a haircut. He belives the scissors will last for a long time, while the haircut will only last a few weeks. In this case, scissors is a good, while the haircut is a service. Why is the haircut considered a service here?