The $29.99 is more than reasonable as a price for the book. But who would be looking to spend the same price and receive only a chapter? Seems almost like some sort of trick to hopefully get a customer to unintentionally buy only a single chapter.
- Some restaurant menus will have 1-2 incredibly expensive entrees or appetizers. They know the volume on these items will be low, but they make other items seem less expensive by comparison.
- The most famous example is how the Economist did pricing for their online and print offerings -- The offered Online-only for $60, Print for $125, and Print + Online for $125. Obviously the Print-only option makes no sense, it's just there to make the Print + Online seem like a better deal, and push you away from the cheaper $60 offering. A less pop-up filled explanation is here: https://cxl.com/blog/pricing-experiments-you-might-not-know-...