Bloglines has a pretty decent feed search. http://www.bloglines.com/search?q=finance&t=f&ql=en&s=f&pop=l&news=m http://www.bloglines.com/search?q=finance&t=f&q

Bloglines has a pretty decent feed search. http://www.bloglines.com/search?q=finance&t=f&ql=en&s=f&pop=l&news=m http://www.bloglines.com/search?q=finance&t=f&ql=en&... plus a top 1000 feeds: http://beta.bloglines.com/topfeeds http://beta.bloglines.com/topfeeds