Robert Profusek, partner and chair of global M&A at law firm Jones Day, says he doesn't know whether Amazon's decision to acquire Whole Foods is about retail, tech, grocery or activism. Prior to that, Libby Cantrill, PIMCO's executive vice president, says Washington has become both political and personal. State Street Global Advisors' Kheng Siang Ng says the BOJ isn't ready to act yet. Donald Marron, the Urban Institute's director of economic policy initiatives, says reconciliation must be in place before a partisan tax reform can happen. Finally, Lindsey Piegza, Stifel Nicolaus' chief economist, says momentum in housing is declining.