Dominic Konstam, Mizuho Americans Head of Macro Strategy, says the Federal Reserve must be cautious. Winnie Cisar, CreditSights Global Head of Credit Strategy, says investment-grade debt at historic high-yield levels has the "flex" to hedge against the risk of a US economic downturn. Geoffrey Yu, BNY Mellon Senior Strategist, examines the key differences between the Federal Reserve and the Bank of England. Dean Maki, Point72 Chief US Economist, sees more momentum in the US than in Europe and the UK.