For the answer to the question above,
Decrease in unionization. The Sunbelt was and is an area where unions are much weaker than in the old industrial areas. As people and jobs moved to the Sunbelt, unions grew weaker. I hope this helps
To get more resources and land. i got this from a text book
Cowboys spent over 12 hours in the saddle, they suffered from rheumatism, damage to their spines and a wide variety of injuries related to their work.