Microsoft shares hit high as cloud business flies above estimates

The company's shares have doubled since August 2013 with Chief Executive Satya Nadella restoring investor confidence by focusing on mobile and cloud computing rather than PCs. Long known for its Windows software, Microsoft has shifted focus to the cloud where it is dueling with larger rival Amazon.com Inc to control the still fledgling market. Its jump in revenue underscores how businesses around the world are turning to new applications in the cloud and leaving once critical software programs a