[af_vet_1981]

You just have to pay them what the work is truly worth.

The work is only worth what a willing customer will pay a willing supplier.

I thought he would have learned this in school or on the job. It is surprising what passes for education these days ...

[John Filson]

That's the point: if you artificially increase the labor pool with desperate immigrants (legal and otherwise) then you've tinkered with the laws of supply and demand. If you make it possible to hire people for less money this way, you are interfering with the natural balance of labor's "worth." The author understands that quite well.