lets say a publisher secures the manuscript after buying it and the copyright is gone at the author's death. As a first mover they will make most of the money d

lets say a publisher secures the manuscript after buying it and the copyright is gone at the author's death. As a first mover they will make most of the money during the first publishing round. By the time copycats end up on the market most of the market for the book was captured by the first mover.