Copyright 2015 Bloomberg. NJMWYN6K50XX (Bloomberg) — The top executives of Google Inc., Yahoo! Inc. and Facebook Inc. won’t attend President Barack Obama’s cybersecurity summit on Friday, at a time when relations between the White House and Silicon Valley have frayed over privacy issues. Facebook Chairman and Chief Executive Officer Mark Zuckerberg,
©2015 Bloomberg News NMGNKE6JIJUX (Bloomberg) — Samsung Electronics Co.’s S6 smartphones debuting Friday are raising analyst expectations for the first profit gain in six quarters as the company battles Apple Inc. for leadership in the global mobile market. Operating income will jump to more than 8 trillion won ($7.4 billion) in