Google reported 17 percent increases in both revenue ($15.7 billion) and net income ($3.38 billion) in the fourth quarter, compared with the same period a year ago. This growth happened despite an 11 percent decline in the average cost per click Google commanded for its ads. The company’s announced plans to sell its Motorola Mobility hardware division to Lenovo for $2.91 billion. Google’s shares, already up 20 percent during the quarter, rose another 4 percent to $1,178 in after-hours trading today. [Source: Google]