"For example, the Vanguard 500 Index Fund is available in both ETF (ticker: VOO) and mutual fund (VFIAX) form," says Rodney Comegys, global head of Vanguard's equity indexing group. "Both offer ...

The Alpha Architect 1-3 Month Box ETF, or BOXX, for example, tries to match or surpass ... although in the form of relatively mainstream collateralized loan obligations. State Street Global ...