Ah, but he may charge interest.
Surely, don’t you think, that if usury were a sin, it would also be a sin for the man taking the usorious loan.
Anyway, loans between two individual may be one thing, but coporate organizations cannot survive under such a principle.
It normally is, but not if borrowing is of necessity. See quote and a link at post 52. If you follow the link, you'll find an example of a burglary victim cooperating with the burglar, -- that burglary is a sin does not make the victim culpable.