#Facebook-Fb USA : A Twitter User Is Worth $110; Facebook's $98; LinkedIn's $93

What’s an active social-media user worth? You might think the answer would vary widely for Twitter, Facebook and LinkedIn, given their different approaches (and different success levels so far) at monetizing traffic. But you would be wrong. Today’s stock market values each site’s users at surprisingly similar levels of about $100 apiece. In fact, Twitter’s devotees, who generate the least revenue, are currently deemed most valuable, at $110 apiece.

Twitter: So Far, So Good for Twitter

Traders on the floor of the New York Stock Exchange called out orders for shares of Twitter for the first time Thursday morning as one of Wall Street’s traditional rituals thrust the young company into the public markets.

On its inaugural day of trading, Twitter managed to avoid the missteps that marred Facebook’s initial public offering last year, though Twitter’s lofty stock market valuation added pressure on the company to turn a profit soon.