Here's a look at the many versions of versioning. Traditionally, versioning has been based on timing.
Some people are more anxious for new products, so companies charge a premium for newness.
The hardback book is a prime example. But there are numerous other criteria customers use in considering the purchase of information products. And according to a recent article in the Harvard Business Review , companies use them all in versioning. Still others set pricing based on image or information quality, speed of performance, customizability, and support. The options are many and they're limited only by the customer's perception of value.