Business

Business briefs

Jersey jobs

Private employers in New Jersey added 30,900 jobs in December, but the unemployment rate was 9.6 percent, nearly 2 points higher than the national average.

Boeing probe

US officials and Boeing are probing whether defective batteries from the same batch caused incidents in two 787 Dreamliners that triggered the plane’s worldwide grounding, said two people familiar with the incidents.

RIM’s remake

Software developers for Research In Motion’s BlackBerry 10 smartphones have yet to get models with physical keyboards, the latest sign RIM is de-emphasizing its once-signature feature in favor of touch screens.

$15B for Dell

Silver Lake and partners are close to lining up about $15 billion in funds for a buyout of Dell, the third-biggest maker of personal computers, said people familiar with the matter.

Liberty adds

Liberty Media bought an added 50 million Sirius XM Radio shares, raising its stake to 50.7 percent and positioning it to take control, WSJ.com reported.