Is the era of U.S. stocks dominance shifting?

Global financial giant UBS has downgraded U.S. stocks, as markets stumble into one of their worst starts in decades. Is this a routine reset or a warning shot? Where is capital moving now? Are emerging markets the real story? And with geopolitics heating up and the Fed in play, is this a short-term wobble or the start of a structural shift in global capital? Host Tu Yun joins Warwick Powell, Adjunct Professor, Queensland University of Technology, Australia, Li Lun, Assistant Professor of Economics, Peking University, and Chen Jiahe, the Chief Investment Officer of the Beijing-based Novem Arcae Technologies for a close look.