A final option for investors who foresee a market crash on the horizon is to invest in market-hedged products providing for protection from specific downside risks. A number of these investments exist, with some of the most well-known of these investments being inverse exchange-traded funds (ETFs) and leveraged inverse ETFs. Examples include the AdvisorShares Ranger Equity Bear ETF ( $AdvisorShares主动股票做空ETF (HDGE.US)$ ) and the ProShares UltraShort NASDAQ Biotechnolo...

$ProShares两倍做空纳斯达克生物技术 (BIS.US)$ #longterm