Taking a look at the US economyTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoDW03/08/2016March 8, 2016Investors are pessimistic about the stablity of the US economy. DW asked Michael Burda of Humboldt University about the biggest challenges facing the world's largest economy.https://p.dw.com/p/1I96WAdvertisement