The intense, and highly moralised, debate over migration in the West is clearly based on a widespread presumption that it is obviously possible for contemporary Western societies to have a moral migration policy. That proposition, when examined, is much more dubious than it might appear.
Articles from Skepticlawyer
Having what we might call a moral sense, but which is better called a normative sense, has been basic to the evolutionary success of homo sapiens. The ability to accept, and internalise, constraints on behaviour hugely expands the range of practicable social interactions. Particularly important over the longer run in “scaling up” human social interaction has been the constraint of accepting the right to control specific objects, for that allows exchange to take place.
It is true: most Muslims are non-violent (in the straightforward sense that, outside defence of themselves and their immediate family, they do not engage in violence). In fact, as far as I am aware, that has true across the history of Islam, especially as Muslims includes women and children. But even if we just consider men, most Muslim men are non-violent. Again, as far as I am aware, that has also been true across the history of Islam (apart from its earliest years).
Religions have rituals and doctrines: mechanisms of participation and belief. They also engender moral sensibilities that provide ways of normatively framing the world regarding people, places, social arrangements. Most Swedes, for example, are not believing or actively participating Lutherans, yet centuries of Lutheranism being the overwhelmingly dominant flavour of religion has deeply influenced Swedish moral sensibility.
Concern over rising inequality has certainly been a significant feature of recent intellectual and political discourse, particularly in the US (for example here). Let us suppose we were serious about reducing inequality, what would we do?