Which of the following is NOT subject to a network effect?

Question

Quizplus · Accepted Answer

Network effects occur when the value or utility of a product or service increases as more people use it. The layout of keys on a keyboard, using a fax machine, and purchasing a new high-definition DVD player can all be subject to network effects. However, rotating your tires every six months is not dependent on how many people do it, and therefore is not subject to network effects.

Which of the Following Is NOT Subject to a Network