did some reading around the issue of The Forgotten man - who is, apparently, to the focus of government attention according to the new Rooseveltian programme that the government proposes.
As a result I got, via an academic article or two, to the nineteenth-century work of William Graham Sumner. This was fascinating, but the easiest explanation I found of it was on Wikipedia, so on this occasion I will use it, simply because it seems to be a good summary: