2014年考研英语阅读理解3.doc

2014年考研英语阅读理解：社交网站的商业用途? The most enthusiastic users of social-networking websites may be exhibitionist teenagers, but when itcomes to more grown-up use by business people,? such sites have a surprisingly long heritage?? LinkedIn, an on-line network for professionals that signed up its ten-millionth user this week, was launched in 2003, a fewmonths before MySpace, the biggest of the social sites. Consumer adoption of social networking has grabbedmost attention since then? But interest in the business uses of the technology is rising..? Social networking has proved to be of greatest value to companies in recruitment.? Unlike a simplejobs board, social networks enable members to pass suitable vacancies on to people they know, and to re-fer potential candidates back to the recruiter.? So employers reach not only active jobseekers but also amuch larger pool of passive candidates through referrals.? LinkedIn has over 350 corporate customerswhich pay up to $ 250,000 each to advertise jobs to its expanding network? Having lots of people in anetwork increases its value in a superlinear fashion, says Reid Hoffman, LinkedIns founder.? He sayscorporate use of his service is now spreading beyond recruiters: hedge funds use it to identify and contactexperts, for example.Jobster, a Seattle-based social-networking site, is entirely devoted to recruitment. Jobseekers canpost their own profiles and tag their skills; these tags are then used to match candidates against jobs pos-ted by employers. Unlike on LinkedIn, companies can set up private networks to ensure that the rightkinds of people are alerted to openings and that the data they post remain under their control. Informationneeds to stay behind when a user leaves the company, argues Jason Goldberg, Jobsters founder.Where LinkedIn emphasises scale and Jobster emphasises specialisation, Visible Path, a start-upbased in New York, focuses on the strength of individual relationships.? The firm analyses e-mail traffic,calendars