来自《耶鲁大学开放课程：金融理论 第5集 第5集》

• 
  
  Not enough is happening in the economy yet.
  持股数没有影响
• 
  
  Alpha and beta are exactly the same.
  α和β都是一样的
• 
  
  If you own twice as much of the alpha tree you get exactly the
  你即使有2倍的α树
• 
  
  same as having the beta tree.
  结果数量和一棵β树是一样的
• 
  
  So how can you possibly tell whether somebody's going to hold
  怎么区分人们是去买两颗α树
• 
  
  twice the alpha tree or just one beta tree?
  还是只买一棵β呢
• 
  
  Either way he's going to get the same thing.
  不管那种途径你得到的苹果数是相同的
• 
  
  So the theory can't possibly explain which one they're going to do.
  这个理论不能解释人们投资那种产品
• 
  
  Somehow they'll work it out and divide up the tree so that
  会另有理论来区分这些树
• 
  
  everybody ends up with the right number of apples in the end.
  最后人们都能有合理的苹果
• 
  
  And it also does not explain inflation because you can't tell
  同时这个理论也不解释通胀
• 
  
  what q_2 is going to be.
  这里不知道q_2是多少