state street global advisors

It looks like no-commission trades for exchange-traded funds are here to stay. Several of the largest ETF brokerages -- including iShares, Invesco Powershares and Charles Schwab -- say they don't plan to charge commission anytime soon.

As gold catapulted to another record high last week on its run to who knows how high, some investors may be wondering if buying in now will leave them enough room to make a profit on their investment. While analysts and traders are telling anyone who will listen that gold is heading higher still,...