I'll take your word on those numbers as they sound reasonable.
However I do believe you've neglected the other points of the post which were about the value of access to the European market place and that 10% say in how said market is run. Those are costs / benefits which are not so easily counted before the painful divorce is complete.
However I do believe you've neglected the other points of the post which were about the value of access to the European market place and that 10% say in how said market is run. Those are costs / benefits which are not so easily counted before the painful divorce is complete.