No, that's not "the point" of a CSA. CSAs use a fairly liberal definition of economic linkage to define regions, and it's transitive. Just because you live in t

No, that's not "the point" of a CSA. CSAs use a fairly liberal definition of economic linkage to define regions, and it's transitive. Just because you live in the bay area CSA doesn't mean you'd be able to reasonably commute from Oakland to San Jose for work. The New York CSA spans into upstate New York and Pennsylvania. It isn't reasonable for normal people to make a daily commute from upstate New York.