In a nutshell, because the International Olympic Committee won’t let them. They ruled on 12/5 not to allow the Women’s Ski Jumping Event from the 2010 Winter Olympics. They’ve cited the paucity of competitors, but other events, with even fewer competitors, have not been cut.
“The recent IOC decision to block women ski jumpers from the Vancouver 2010 Winter Olympics is blatant discrimination and a stunning move that harkens back to the Dark Ages,” according to Deedee Corradini, the former Mayor of Salt Lake City, Utah and President of Women’s Ski Jumping USA.
You can can more information at the Women’s Ski Jumping USA site:http://www.wsjusa.com.