Earlier quoted context omitted.
The bit about "coffee" and "$5" and "less than" and "marginal utility" have to do with the value of $5 to the average Starbucks customer reading things on the Internet, and nothing at all to do with the nature of coffee other than that coffee is not Important to people's lives. The point of the comparison is that coffee means so little to people that the cost of a cup of coffee is a good proxy for "how much you shoul…
Why not price the coffee at $30 then for millionaires? Surely the marginal utility of $30 to them would be similar to that of $5 to someone earning $60k? Why would one pay $5 for the same amount of gas one month and $3 in another month when the marginal utility derived from the purchase of gas is precisely the same? Ignoring the price effects induced by the supply/demand characteristics and intrinsic nature of the go…
The problem with pricing Starbucks that way is that a huge chunk of Starbucks strategy involves there being a Starbucks on every quarter, ready for any passerby be they millionaire or middle class, and while it is notoriously easy to do price discrimination within a band of $1-$10 prices, it is very hard to do price discrimination across a $1-$100 spectrum of coffee.