Say in Canada, the workforce was set to be short around 2 million people. They're not even all retired yet and Canada has imported around 8 million bodies.
I don't know why people feel they can't ethically criticize immigration. TBH I suspect you've been conditioned by the owners.
[1] https://www.gov.uk/government/publications/how-public-spendi...
[2] https://www.gov.uk/government/statistics/measuring-tax-gaps/...
Ask any drug addict what they would do with more money. Most of them are truthful.
And guess what the Tories chose to do instead of increasing taxes on the richer cohort of the population? Cut budgets for welfare programs, increasing poverty, making society less productive: more sick, less educated, individuals in poverty stay in poverty for longer further reducing economic output and straining public services, staying in poverty longer also mean a smaller tax contribution, so on and so forth.