You have a reasonable understanding of Southwest's competitive advantage and the sources that contribute to it$,$ from your first discussion board.

Using that information and after reading the $2019$ case, do you think Southwest's competitive advantage is sustainable? Use your VRIO framework and discuss with regard to all the threats that are highlighted in the case $($e$.$g$.,$ incumbents, ULCCs$).$

Read through the posts of others. Comment for someone whose position in this regard differs from yours. Explain if you are changing your position.