Odds and Ends
Like in the olden days
9 3, 5:14pm
Considering that this would have completely unintended sideeffects, yes.
Say Sweden said "No, no more immigration, at all.", and say a Swede and Dane love each other - preposterous, I know - then the Dane would never be able to move to Sweden to live with his/her love.
So now a swede is without his/her love, and a dane is without his/her love, and sweden is down a baby-making family
Which is something sweden desperately needs more of. According to google, the swedish fertility rate is 1.88.