Earlier quoted context omitted.
> I live in Germany. The only times I hear a helicopter is if someone is being rescued or if someones missing. I rarely see them at all. Same for me, but I live in America. The specific location matters a lot. The LA area is more population dense and bigger than might be obvious. To put it in perspective, the GDP of the LA area is about 1/4 as much as the GDP of your entire country.
That’s pretty much only because of Hollywood’s film industry. It isn’t comparable otherwise.
And then there's all the GDP that arises from the population itself: construction, healthcare, education, real estate.
If you take away the entertainment industry, it becomes a different place, but there's a lot of economic activity and most of it isn't film and tv and music production.
[1] https://en.wikipedia.org/wiki/List_of_busiest_container_port...
[2] https://en.wikipedia.org/wiki/List_of_busiest_airports_by_pa...