How does it work when China has bought a ton of US Debt in the past? (Though they apparently sold a bunch last year) [1]<p>1: <a href="http:&#x2F;&#x2F;www.bloomberg.com&#x2F;news&#x2F;articles&#x2F;2015-10-18&#x2F;china-s-selling-tons-of-u-s-debt-americans-couldn-t-care-less-" rel="nofollow">http:&#x2F;&#x2F;www.bloomberg.com&#x2F;news&#x2F;articles&#x2F;2015-10-18&#x2F;china-s-se...</a>