Well, I think you can view it as fair based on the idea of asymmetric preferences among investors. One investor's decision to sell after a short term period ma

Well, I think you can view it as fair based on the idea of asymmetric preferences among investors. One investor's decision to sell after a short term period may offer an advantageous buy to another investor who wishes to hold the stock for a longer time, etc. So one need not assume that one party has an information disadvantage.