Gavin Jackson Politicians love investment. Partly it is the visual appeal: hard hats and construction projects make a great metaphor to illustrate how they will rebuild the country; a new science campus demonstrates the possibilities of the future; bridges and trains show how they are reconnecting a disjointed people. But the veneration of investment is a trap that many of us fall into: seeing it as the good kind of spending while consumption, its larger but less-loved brother, is unsustainable...