The Hong Kong dollar is tied closely to the US dollar. Monetary policy made in Washington therefore applies directly in Wan Chai and Kowloon. In recent months, the Hong Kong Monetary Authority has been obliged to shrink its balance sheet rapidly to maintain the fixed exchange rate. This serves as a real-life policy experiment of the effects of quantitative tightening in a financial system. So far, nothing has blown up, but Hong Kong equities have been under pressure as financial conditions have tightened.
Political risk is back with a vengeance in Italy. As the third largest global issuer of government bonds after the US and Japan, the country is too big to be allowed to fail without severe contagion to the global financial system. However, it is also too big to bail out comfortably using tried and tested mechanisms.