Boris is taking a huge gamble with an election – but it could pay off

Contrasting Boris Johnson’s enthusiasm for a general election with Jeremy Corbyn’s reluctance, it would be easy to assume that the result was pretty well assured: the Conservatives will win a majority. The pollsters and the bookmakers seem to concur — as they have done before misjudging the result of virtually every major election on either side of the Atlantic in the past few years.