The fourth quarter US GDP figures have been released, which tell us how the US economy is performing. Figures came out at 1.9% annualised rate in the final three months of 2016, weaker than the rate that economists forecasted. Wall Street had expected the world’s biggest developed market to expand at a 2.2% pace, compared with 3.5% in the third quarter. Michael Hewson, Chief Market Analyst at CMC Markets, joined Share Radio's Ed Bowsher for his immediate reaction.