it is true that that profit/loss point exists, but it may be impossible to measure. But it's very clear that 75+ years of Coca Cola marketing strategy has produ

it is true that that profit/loss point exists, but it may be impossible to measure. But it's very clear that 75+ years of Coca Cola marketing strategy has produced the situation where any human on earth immediately associates "Coca Cola" with soft drink. If Coca Cola cut advertising 90% this afternoon, they likely wouldn't see the consequences until a new generation or two grew up.