On the other hand, if by sheer chance you happened to be born in a low cost economy, why should you benefit from that at the expense of someone else? You didn’t

On the other hand, if by sheer chance you happened to be born in a low cost economy, why should you benefit from that at the expense of someone else? You didn’t earn it after all. Both scenarios are just accidents of birth, nothing more. Everyone gets paid at a rate relative to their local cost of living, remember. Being “cheaper” offshore is merely an artefact of exchange rates and tariffs.