From a myopic UK point of view it's still a net negative. They can draw in skilled employees from elsewhere in the EU and have someone else deal with the issue.

From a myopic UK point of view it's still a net negative. They can draw in skilled employees from elsewhere in the EU and have someone else deal with the issue. UK shot itself in the knee by banning them. And it's not even clear what the balance of benefits is, precisely. Expats often return eventually and boost the local economy with money saved while away. Certainly what's happening with Poland - yes there is a pinch from people leaving, but also a cash stream going back.