The author of the piece says Rand "rationalizes greed," which is false, as there are many forms of greed, not just financial. My understanding is that she says

The author of the piece says Rand "rationalizes greed," which is false, as there are many forms of greed, not just financial. My understanding is that she says that society is most moral when people are able to trade without coercion, and therefore the wealth generated from free trade cannot be classified as "greed".