Not really good for consumers in the long term. Creates a monopsony (monopoly on the buyer side instead of seller side) in the supply chain, with all the same n

Not really good for consumers in the long term. Creates a monopsony (monopoly on the buyer side instead of seller side) in the supply chain, with all the same negative externalities to competition. Same reason its not good to have a "company town" where 1 company is the major employer to 50% of the workers.