BTAL：当负贝塔策略在人工智能市场中失效（下调评级）(NYSEARCA:BTAL)
· seekingalpha.com
BTAL ETF的市场中性对冲能力正在减弱，因为人工智能主导的盈利增长使高市盈率股票常态化，削弱了反贝塔回报。在此了解更多关于BTAL ETF的信息。
Finding a permanent portfolio hedge is hard. And we are talking here about a fund an investor can buy, which will gain value during a recession (hence a hedge) ...