MARKETS-AUSTRALIA/STOCKSRising protectionism could kill off some multi-billion-dollar Asia takeovers this year, bankers say, noting that governments are increasingly keen to protect their national icons.

Qualcomm plans to buy Atheros Communications for roughly $3.2 billion in cash. Atheros makes chips for Bluetooth wireless and global positioning system devices.

Goldman Sachs is not giving its multimillionaire clients a lot of time or information to think about investing in a $1.5 billion Facebook private offering. The WSJ asks if Mark Zuckerberg is ready for prime time.

Google was busy acquiring start-ups owned by venture capital firms in 2010, WSJ reports.