It is racial in the sense that's the way people have been grouping things. Else we wouldn't even have this conversation. There would be no inequality of races because the grouping wouldn't exist in the first place.
I hesitate, to think obstacles are the reason why things are the way they are. Again, going back to sports. Black people faced all the same obstacles in the sport arena and still came out on top. Also, Asian people also faced discrimination too. Don't forget concentration camps.
And yes, all those other things you mention cultural, socio-economic, and historical are true too. Even within the Asian "grouping" there are groups that don't live up to the "stereotypical" standard of success. John Oliver talked about it here: https://www.youtube.com/watch?v=29lXsOYBaow
I hesitate, to think obstacles are the reason why things are the way they are. Again, going back to sports. Black people faced all the same obstacles in the sport arena and still came out on top. Also, Asian people also faced discrimination too. Don't forget concentration camps.
And yes, all those other things you mention cultural, socio-economic, and historical are true too. Even within the Asian "grouping" there are groups that don't live up to the "stereotypical" standard of success. John Oliver talked about it here: https://www.youtube.com/watch?v=29lXsOYBaow