It’s hard to get away from the steady drumbeat of comments calling for diversification away from the dollar. On Tuesday, they’ll be plenty of opportunity for more as Brazil, Russia, India and China – the so-called BRIC nations – meet in Yekaterinburg, Russia for their first official summit. A top Kremlin official, however, said discussing a new reserve currency will not be on the agenda. Russia and China policy makers in particular have called for an alternative to the greenback, not surprising given their sizable holdings of dollar-denominated assets.