Colby Cosh plays Excel number-cruncher and takes a look at the likely electoral impact of the merger between the Progressive Conservatives and Alliance north of the border. The raw math suggests the new party be able might deprive the Liberals of an overall majority in Parliament (though probably not by enough for the Conservatives to form a government), on the basis of the support for its candidates in past elections when they ran as members of separate parties. Of course, there’s still a campaign to be run, which no doubt will affect the numbers substantially.