"While good economic news can send popularity sky-rocketing, bad performance can blight a party's election chances for years. But, with policies often working with time lags, it's rarely clear who is reponsible for what - especially when their stances on the biggest issues of the day - immigration, the EU, the NHS - are clouded in rhetoric rather than grounded in hard economic fact. ... This ... guide explodes some of the most entrenched myths of British political debate."--Back cover.