U.S. exchange traded fund (ETF) assets continue to rise, according to recent industry data. Assets in ETFs were $1.06 trillion at the end of December 2011, the ETF Industry Association reported, 5% more than the prior year. About 14% of the total assets flowing into ETFs during the year came in December.
The popularity of ETFs is being driven by a variety of factors, but their lower fees are at the forefront. ETFs are highly regarded for providing relatively cost-effective marke