Nate Geraci recently interviewed Direxion's Dave Mazza about their suite of "Relative Weight ETFs" launched earlier this year. I have long believed in the merits of tilting an equity portfolio towards value, small cap, and emerging market stocks, and so was intrigued by the promise of these ETFs to capture these premiums by going long value / short growth, etc. These ETFs cover five pairs of long/short trades: US vs developed international, cyclicals vs defensives, international developed markets (DM) vs emerging markets (EM), US large growth vs value, and US large