information?
With new technology, the market is getting more and more efficient.
Any new public information can be incporated into stock price instantaneously.
You think you acted quickly, but it is already too late.
It is hard to beat the market with public available information.
在低点买进,buy and hold 就好了,
干嘛一惊一乍的 :)
莫非你们在day trading?