People will want the long term bonds later. Right now it's better to have the short terms bills and notes, because interest rates are showing no sign of going d

People will want the long term bonds later. Right now it's better to have the short terms bills and notes, because interest rates are showing no sign of going down anytime soon. As soon as that changes, even a glimmer of the possibility, and people will rush into the long term high yield bonds. Of course, as soon as they do that the prices will go up - so you have to beat them to it.