As a survey finds one in three employees have taken a booze-related sickie in the past year, James Moore asks if the Treasury now needs to step in and raise sin taxes in the national interest A re you feeling ok? You look a bit green. As well you might, if you’re part of Britain’s boss class. New research by the Institute for Public Policy Research (IPPR), a left-leaning think tank, suggests that our workplaces are in the grip of a booze crisis. It found that, over the course of a single