The key in all this is to remember that it's not so called "challenging behaviour" it's actual challenging behaviour. My coccyx and fingers have been broken not "so called broken" but actually broken. Because that's what caring for someone with challenging behaviours is like. Not "so called" like, actually like.
Those of us who campaign for the powerful to pay their taxes are delighted with the cross-party MPs' report because it sets out the shocking facts on tax and poverty with admirable clarity. It also calls on the Government to stop making excuses and get on with helping poor countries collect the taxes they're owed.