Global tobacco companies should be paying more UK corporation tax, according to a report that claims they are not contributing their fair share despite making massive profits. Academics at the University of Bath found that the four largest cigarette companies pay hundreds of millions of pounds in tax overseas but consistently pay less than the headline rate of UK corporation tax. The companies, which disputed the report’s findings, include Gauloises-maker Imperial Brands and British American Tobacco (BAT), owner of Camel…