The following table states pre-Covid round-trip airfares (for a two-week trip in February, booked well in advance) from Seattle to Atlanta and New York: Atlanta New York (JFK) Economy class $398 $288...

The following table states pre-Covid round-trip airfares (for a two-week trip in February,
booked well in advance) from Seattle to Atlanta and New York:
                           Atlanta                    New York (JFK)
Economy class      $398                           $288
Business class       $1,050                        $1,994
Atlanta and New York are approximately equal distances from Seattle (the posted flight times
are 4 hours 50 minutes and 5 hours 25 minutes, respectively).
Give a brief explanation for why the incremental cost of business class is so much lower on the
Atlanta route