Politicians 'fare better after favourable sports results', The Telegaraph (2010)
A study conducted by researchers at Standford University found that incumbent politicians perform better when a sporting teams are doing well. The study was conducted using the results of American football teams.
The link address is: http://www.telegraph.co.uk/science/science-news/7878377/Politicians-fare-better-after-favourable-sports-results.html