Guest article written for AllAboutAlpha.com – the official publication of the  Chartered Alternative Investment Analyst (CAIA) Association Originally posted at: http://allaboutalpha.com/blog/2012/02/23/the-euro-crisis-an-interview-with-larry-hatheway-ubs-chief-economist/ In September 2011, the IMF estimated that roughly half of the Euro Zone’s $9 trillion in outstanding government debt was now at ‘heightened credit risk‘.   This is a crisis…