+ 叫做 plus sign...
賣Apple(科技), 買Verizon(電信)= 買低beta(防守型)資產/空高beta(進攻型)資產 = 負Beta = 看空股市 (類似宏觀交易)回購Berkshire股票/迴避債券(太貴)= 買低估值的週期股/空債券,看空債券 =...
”11)Parentheses括號Parentheses can be used to add some extra, non-essential information to your sentence...