A comment in a forum says some search engines rank new sites high in SERPs for sometime. People call it the New Content Boost. This boost can make sites rank high in SERPs but this boost is temporary. Bing however, do put quite some weight on site age.
http://www.bing.com/community/forums/t/651807.aspx
June 4th, 2010 at 2:07 am
SERPs for sometime. People call it the New Content Boost. This boost can make sites rank high in SERPs but this boost is temporary. Bing however, do put quite some weight on site age.