Earlier quoted context omitted.
How would this work in practice though? Eg Amazon. Bezos is a major shareholder. Imagine splitting AWS from the retail arm, which I guess would be a sensible split point. If Bezos controls both, then what would really change? I'm not critical to the idea nor supportive - I'm just curious to learn more.
Did you read her proposal? There would be a structural separation from distribution and first party goods. Just like railroads couldn't own interests in the commodities they were transporting, Amazon couldn't operate a market place and also own private label brands. https://medium.com/@teamwarren/heres-how-we-can-break-up-big...
For instance, Apple makes hardware, software, services and they all fit together perfectly. Tesla distributes cars in addition to making them, leading to a better buying experience.
Everything Amazon does is in-line with this principle as well.
Is the end game laws similar to what we have for alcoholic beverages and cars? Where distribution and manufacturing are artificially separated?