4/ “We have found in a long life that one competitor is frequently enough to ruin a business.”
— Tren Griffin (@trengriffin) December 12, 2019
Also: A video of Charlie Munger on competitive advantage: "It is *hard* to keep winning." - Feb 19, 2017 including why BRK made a "sector bet" on airlines. https://t.co/RJAwhghJti
from Twitter https://twitter.com/trengriffin
December 11, 2019 at 06:03PM
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