So even in your extreme case, you don't expect to make even close to a reasonable amount of profit for your efforts. How would it be so much worse for you to m

So even in your extreme case, you don't expect to make even close to a reasonable amount of profit for your efforts. How would it be so much worse for you to make no profit at all? $50 from the position of a student is a significant amount of money. In all likelihood, that is going to leave each student with a more significant financial impact than the profit you would be missing out on for not charging them: and it is multiplied to each student who buys the book. -- The ultimate dilemma here is not whether or not you should be compensated. It's how. Whether you choose to charge for this book or not, this strategy is untenable.