Demand for shares in the business networking website LinkedIn has been so strong that the company has raised the price range for Thursday's initial public offering (IPO). It has gone up from a range of $32 to $35 a share to a range of $42 to $45. This places company's value around 4B$ as indicated in the report, for a 'social business network' it is a phenomenal boost in company value in such a short span.
