jews are successful because their culture encourages bringing the ones close to you up with you
jews are successful because they were quite literally forced into banking, with said banking knowledge compounding over generations
jews are successful because they have a very high sense of community, even secular jews
jews are more likely to be liberal because they live in cities, and cities tend to be more liberal
jews are more likely to work in academia, art, and journalism because they are successful enough to afford having those as careers
it makes no sense for the jews to "replace" a population which is very friendly towards them with one that actively seeks their destruction
most orthodox jews dont give a shit about the goyim and wish to be left alone
in summary, jews won