President Donald Trump Won't Back Down, But He Will Negotiate On Trade: UBS' Rob Martin | CNBC

David Bianco, Deutsche Asset Management, and Rob Martin, UBS U.S. economist, provide their outlook on the markets and economy as uncertainty looms over trade deals with NAFTA and tariffs on steel and aluminim imports. » Subscribe to CNBC: http://cnb.cx/SubscribeCNBC About CNBC: From 'Wall Street' to 'Main Street' to award winning original documentaries and Reality TV series, CNBC has you covered. Experience special sneak peeks of your favorite shows, exclusive video and more. Connect with CNBC News Online Get the latest news: http://www.cnbc.com/ Find CNBC News on Facebook: http://cnb.cx/LikeCNBC Follow CNBC News on Twitter: http://cnb.cx/FollowCNBC Follow CNBC News on Google+: http://cnb.cx/PlusCNBC Follow CNBC News on Instagram: http://cnb.cx/InstagramCNBC President Donald Trump Won't Back Down, But He Will Negotiate On Trade: UBS' Rob Martin | CNBC