Because it favors social cohesion and social trust, which are strongly correlated with economic success. Americans are reflexively thinking of race, but that's entirely incidental and basically irrelevant.
But Switzerland emphatically does not have a homogenous population. It has an exceptionally diverse population, linguistically, religiously and culturally. And yet as you say it has an exceptional record when it comes to cohesion and social trust. Living the dream!
But Switzerland emphatically does not have a homogenous population. It has an exceptionally diverse population, linguistically, religiously and culturally. And yet as you say it has an exceptional record when it comes to cohesion and social trust. Living the dream!