Khan: Some tough questions about Canada's immigration targets

The immigration levels for 2018 announced this week by Immigration Minister Ahmed Hussen come as no surprise. The Liberals have been vying to go beyond their predecessors since they took office; their plan would welcome one million new entrants by 2020 (there were 260,000 in 2015 alone).
For a relatively under-populated country like Canada, this otherwise routine policy is extremely contentious.
On the one hand, Canada is vying to be seen as a global leader in everything Canadian, particula