If the economy goes tits up, more Brit girls could be whoring.
If economy booms, scenario 1 migrants will still be coming in, and charges stable assuming a strong pound, scenario 2 pound collapses and fewer EE but inflationary pressures nice cases MILF escorting on a part time basis, scenario 4 £ collapses interest rates increase more graduates whoring to pay students loans, scenario 5 economy tanks graduates don't get highly paid work, don't need to repay student loan so they see no need to whore, scenario 6 British tech start up develop a new sex doll which reduces demand for whores who in turn reduce their prices, scenario 7 new trade deals with commonwealth countries increases the number of whores from Indian sub continent, Africa, and prices tumble. Who knows? Maybe current EE girls will stay. Maybe if rent levels crash. Punting could be the cheaper.
Weak economy more home grown prostitutes
Strong economy more foreign prostitutes, who will always find a way in