I think you may be looking at one factor too exclusively - You're also comparing a rather homognious culture with the mixing pot of America. While there's down

I think you may be looking at one factor too exclusively - You're also comparing a rather homognious culture with the mixing pot of America. While there's downsides as seen here ( where personal property is not held sacrosanct by all cultures ) there are upsides as well that may outweigh the costs. For example: Americans get exposed to many unique cultures in the course of their daily lives. One could argue that this is beneficial.