Social buying or group buying websites have become increasingly more popular over the past few years, and with the business being reportedly worth more than $1 billion, a flurry of new investors has bumped their net traffic 75 times higher than last year. Here is a look at some of the most popular social buying sites, including: Woot!, LivingSocial, Gilt, 8Coupons, Groupon, Yipit, Qponus, Dealon, Pricebunch, MyDailyDeals, Jasmere, Buywithme, TIppr, KGB Deals, homerun, socialbuy, scoopst, dailydeal, dealster.

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The current criminal underworld is characterized not by the Mafia dons and heroin kings of yesteryear but by a chaotic universe of warring, decentralized ganglets. And the members are less likely to be battle-hardened parolees than “puppies,” adolescent gangbangers who are too young to have a driver’s license but who are committing violent crimes at alarming levels. “A few years ago, you would see kids 19, 20 years old,” says one NYPD veteran who works the gang beat in Harlem. “Now these kids are babies—15, 14—and they are vicious. They will shoot you in a heartbeat and not think twice about it.”

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Zhang Yin the richest self-made women in the world, who made her money in the paper industry, is the wealthiest businesswoman in the world, according to Hurun Report, a Chinese magazine.

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The nation’s economic woes boil down to this. Compared with a healthy economy, about 7 million working-age people and 5 percent of the nation’s industrial capacity are sitting idle, not producing what they could. The economy is growing again, but at a rate — less than 2 percent in recent months — that’s too slow to keep up with a population that keeps increasing and workers who keep getting more efficient.

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Google's Android operating system has been a breakout success, quickly gaining worldwide market share among smartphones. Our infographic shows how Android has grown, the success of its app market, the sudden increase in customer acceptance and loyalty, and where we think it will be in 2014.

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It's all about the refund.

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