they are a company who needs to serve their customers interests or they will go out of business
Well, in this case, they have two sets of customers - publishers and readers. Congress debated and decided that authors have certain rights - the right to sell copyrighted work with protection from copying, production of derivative works, performance, etc.
In particular, it includes the right to withdraw sold books.
How exactly should Amazon decide which of these rights are "moral" or "immoral", and take them away from one set of customers for the sake of the perceived rights of another set.
the same way every other company in the world does? by engaging with customers, measuring feedback and common sense.
you seem to be confusing permissible with law with the right way for a company to act, whay they did may have been legal, but it was very very obviously wrong, they understand that, everyone else does.
changing the laws to be somewhat sensible would obviously be a better solution, but amazon doesnt have that luxury, so they should strive to be making the best judgement decisions they can.
Well, in this case, they have two sets of customers - publishers and readers. Congress debated and decided that authors have certain rights - the right to sell copyrighted work with protection from copying, production of derivative works, performance, etc.
In particular, it includes the right to withdraw sold books.
How exactly should Amazon decide which of these rights are "moral" or "immoral", and take them away from one set of customers for the sake of the perceived rights of another set.