As the economy of the world continues to collapse, there will be a sort of "window" of opportunity for those seeking to transplant themselves in whatever country of their choosing.
All countries will no doubt be shifting their available manpower from immigration to dealing with social unrest.
Australia in particular will no doubt see ever increasing numbers show up on their shores -boat people from Indonesia, S.E.Asia and elsewhere. Australia is a vast country with a sparse population in comparison to others.
I would say that some areas in world would be better off than others. The Pyrenees is a place that comes to mind with regards to Europe.