SO were the last 20 years a figment of our imagination? Was the idea that we kept most of what we earned and took responsibility for ourselves and our families a dream? We thought we’d left behind the era of crippling taxation and union militancy, where everything costs the earth and nothing works properly. We were led to believe Labour had changed. Enterprise was in, envy was out. We obviously thought wrong. In the past few days, there have been calls for much higher income taxes from senior Labour politicians. One of Tony Blair’s favourite think tanks has come up...