[Spaceships] Are spaceships unrealistically cheap?

[RyanW]

Originally Posted by David Johnston2

If spaceships aren't cheap than PCs aren't going to be able to buy their spaceships.

But if spaceships are arbitrarily cheaper than anything else in a setting not running on genre convention, you can get clever characters wondering why they can't buy new spaceships and strip them down to sell their more expensive components. D&D's ten-foot ladder on a larger scale.