Well that’s not how it works. When a company controls a very important piece of something society starts to rely on (oil, information, communication ... etc), regulation is not just preferable . It is NECESSARY.
When you are the only two Restaurant in town that offers dinning services and somehow these restaurant has a high barrier of entry so other restaurant cant compete, then yes. How much and what silverware you use could then be a problem.
And I could force you to buy silverware made in X.