McDonald’s v Burger King: what a price war means for inflation

Listen to this story. Your browser does not support the element. In the cartoon “SpongeBob SquarePants”, Mr Krabs, purveyor of krabby patty hamburgers, is a frequent and ruthless price-gouger. He can get away with it because he has no competition, save for the unappetising Chum Bucket. McDonald’s, a chain that flips real-world hamburgers, can only...