Printing a book is cheap. Very cheap. Most of the cost is prepress, proper typesetting, proofreading. There is no reason why ebooks should be noticeably cheaper

Printing a book is cheap. Very cheap. Most of the cost is prepress, proper typesetting, proofreading. There is no reason why ebooks should be noticeably cheaper than paper books, because the costs are not where people expect them to be.