I**1
发帖数: 2473 | | H*****t
发帖数: 322 | 2 time to determine the direction. up or down all possible | I**1
发帖数: 2473 | 3 但是喷是必须的了？
【在 H*****t 的大作中提到】
: time to determine the direction. up or down all possible
| p********2
发帖数: 17 | 4 Narrower BB probably is not very directive now, it just means lower
volatility, which is also seen from VIX.But VIX has been low for a while.
However, eventually will correct itself. Usually different time spans are
used to filter signals. | I**1
发帖数: 2473 | 5 贴个图给大家看看， 是不是要喷了
【在 p********2 的大作中提到】
: Narrower BB probably is not very directive now, it just means lower
: volatility, which is also seen from VIX.But VIX has been low for a while.
: However, eventually will correct itself. Usually different time spans are
: used to filter signals.
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