For example, the management fee for EEM rises to 0.69% from 0.67%, reports Brendan Conway at Barron's. Some iShares ETFs also had their expenses cut. Earlier this year, the firm announced expense ratio cuts at several of its existing products. It also created new iShares Core Series targeting long-term investors. At the time, BlackRock's move was seen as a response to the firm losing market share in broad-based ETFs to cheaper products managed by Vanguard and other competitors. [BlackRock Hits Back at Vanguard, Schwab with iShares ETF Fee Cuts] There is a fee war raging in the ETF business but so far the cost cuts have been centered in so-called core funds that focus on wide swaths of the stock and bond markets.