There was a bidding tool. http://uv.bidtool.overture.com/d/search/tools/bidtool/ But it is down for some days ago!
provided in the Keyword Selector Tool: Cost-per-click Tool: http://uv.bidtool.overture.com/d/search/tools/bidtool/?_requestid=35629053 Impressions Tool: http://uv.bidtool.overture.com/d/search/tools/bidtool/?_requestid=35629053 Now, But it is down for some days ago!