Originally Posted by HansTWN
You are only using print costs. What about costs for ads and promotions, transportation, storage, proof-reading and editing, etc?
Oh, yes. There are indeed all those costs. And those costs certainly reduce the publisher's profit on a book. But I hope you're not suggesting that they come to more than $15,000 in the example I gave, or that publishers expect to make no profit on a book unless it earns out the advance.