It may have fallen out of political favour, but a world without migration looks bleak for advanced economies.
Analysis of United Nations data by Fitch Ratings shows halting immigration would drastically reduce the potential working population of Group-of-Seven nations, leaving aging societies more dependent on a smaller labour force and resulting in greater financial stress on pension systems and potentially slower growth.
Under the UN’s base case scenario — current immigration levels being maintained until 2050, followed by a gradual reduction of half by 2100 — Canada would see its potential workforce boosted by 11 per cent. But stopping inflows

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