article_snippet: (CNN)Its a high stakes game of stick or twist with billions of dollars at stake.
article_snippet: "Also attendances tend to diminish rapidly so your two biggest sources of revenue are almost instantaneously undermined.
article_snippet: I wouldn't want to put a figure on it
article_snippet: but you're talking tens of millions heading up towards potentially hundreds of millions.
article_snippet: According to Chadwick, research shows a change of manager at this late stage of the campaign can provide all-important impetus, but Paul Lambert's argues there are few "impact managers" available at present.
article_snippet: In one sense, it's always been like this," Chadwick said.