One of the greatest advantages of using the P/E ratio for valuation purposes is its simpliciy, while one of its greatest disadvantages is that it uses one year data (short). Please compare and contrast the significance of these specific advantage/disadvantage for small versus large investors. Is simplicity more or less important for a large investor or for a small investor? Is the short data used (one year) more or less important for a large investor or for a small investor? Two paragraphs