PXJ ETF：油气服务投资的良好选择 (NYSEARCA:PXJ)
· seekingalpha.com
Invesco油气服务ETF是应对石油供应中断和地缘政治风险的及时多头选择。了解它为何能在费用较高的情况下仍跑赢同行。详情请见此处。
The Invesco Oil & Gas Services ETF ( PXJ ) is an index fund that seeks to track the results of the Dynamic Oil Services Intellidex℠ Index (Index). The Index i...