nj_guy的博客

同意。再加一句，向孩子们学习。

LZ, what's your job? at Wall Street? Salute!

回复 'nj_guy' 的评论 : It's NOT ok to hold 3X ETF...

short both or long both is a better strategy. simi...

In reality, I call the two "Dual". Short both/Dua...