And, of course, they charge investors a fee for the privilege: 85 bps in the case of MLPN.
However, there seems to be considerable upside potential to balance the risk of MLPN, as Brad Plumer spelled out on July 18 on WashingtonPost.com: "Companies have been producing so much oil and gas that it's now putting a strain on America's energy infrastructure.
Insley likes the energy exposure that MLPs provide, without the usual exploration risk levels, and uses MLPN to get it: "We don't look at MLPs as part of the oil and gas exploration sector: They are the energy infrastructure, like a toll road.
The advisors I've talked to prefer Credit Suisse's MLPN because it focuses solely on the beneficiaries of the oil and gas boom, not the boom itself.
The Credit Suisse Cushing 30 MLP ETN (NYSEArca: MLPN) is to track the Cushing 30 MLP Index, an equal-weighted North American energy infrastructure benchmark.
The MLPN has a current yield of about 6.5 per cent.