Thanks for sharing.
Some un proven statements here. Not sure they help.
'Prostitution is increasing because of austerity'. Maybe. But Correlation is not Causation. And anyway, where is the evidence it is increasing? AW seems pretty stable in population. (or getting worse).
I think this sort of 'factoid' hurts the case for normalisation anyway. It suggests they are not sex workers just because they want to be, but because they sort of have to be.