ETFs continue to be valuable asset allocation tools, especially for investors looking for specific sector exposures. But how confident can investors be that ETF returns will replicate their chosen sectors? And how broad should the benchmark be? In an interview with Institutional Investor Journals, Carl Luft of DePaul University explains that correlations are actually closer with sector indices that match the S&P 1500 index, versus the more frequently used S&P 500 index. A correction has been made to this PA Report’s link to the original article since the original online publication date of November 22, 2017.