Media Digest (1/22/2013) Reuters, WSJ, NYT, FT, Bloomberg

Shares of Research In Motion Ltd. (NASDAQ: RIMM) hit a 13-month high on a belief that new products could trigger a recovery. (Reuters)

The Japan central bank says it will ease as much as necessary to repair the nation’s economy. (Reuters)

The problems with Boeing Co.’s (NYSE: BA) Dreamliner are beyond the charge in its main battery, according to government officials. (Reuters)

Sony Corp. (NYSE: SNE) will begin to sell its new Xperia tablet in Japan. (Reuters)

Wal-Mart Stores Inc. (NYSE: WMT) adopts a new “zero-tolerance policy” for suppliers to comply with its standards. (WSJ)

International Business Machines Corp. (NYSE: IBM) is selling more of its Lotus software into expanding industries like social media. (WSJ)

Korea’s free trade agreement hurts sales of Hyundai and Kia cars. (WSJ)

Share buybacks by S&P 500 companies could lift per-share earnings. (WSJ)

AT&T Inc. (NYSE: T) and Verizon Communications Inc. (NYSE: VZ) will face net income damage if they plan to continue to hold market share against Sprint Nextel Corp. (NYSE: S). (WSJ)

China is expected to make more investments in aerospace, which may trouble many other nations. (NYT)

The International Labor Organization reports unemployment worldwide has surged. (NYT)

Silver Lake Partners faces challenges in taking profits from a “mature” Dell Inc. (NASDAQ: DELL) to pay down private equity loans. (FT)

Japanese battery maker GS Yuasa becomes a core part of the Boeing Dreamliner investigation. (FT)

Apple Inc. (NASDAQ: AAPL) probably will post its first profit drop since 2003. (Bloomberg)

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