Other amount buy business plans From one year to the next, earnings can vary widely, saysJohn Mauldin, chairman of Dallas-based research firm MauldinEconomics. The reason you use the Shiller ratio is to smoothout those earnings gaps, and get better historical context. 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])