Could I order a new chequebook, please? personal essay for pharmacy schools The phenomenon is called the endowment effect and sees people strive for much higher prices when selling an item they prize than they would be willing to pay to buy the same product secondhand. This means they may feel threatened when selling the product. 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])