It might be about scalping, but also people willing to pay more are also more likely to wait if they have to, and keep future sales prices high, and people look

It might be about scalping, but also people willing to pay more are also more likely to wait if they have to, and keep future sales prices high, and people looking to sell are more likely willing to buy different vehicles. If Tesla stops other people from correcting the market, it's easier for them to take that profit; the issue is fundamentally that they can't move prices as fast or as flexibly as a decentralized free market can, so need to suppress it to compete for those margins.