I've just been to a stimulating meeting at the Resolution Foundation, which always provides food for thought on employment issues.  This one was on self-employment, which now counts for over 15% of the workforce - some 4.5 million people. As Gavin Kelly, the FR's CEO, observed, when you have numbers of that kind routinely left out of most labour market analysis, it makes one query how robust the conclusions can be. Add to that the absurdity of using 16-64 as the age frame; and then pile on the limitations of the simplistic binary division between full-timers and part-timers and you reality begin to think that we need a radical rebuild…