Perhaps EU can enforce these for you like it has done with Google:

https://www.bbc.co.uk/news/articles/cjw3e1pn741o

"Europe’s top court has ruled Google must pay a €2.4bn (£2bn) fine handed down for abusing the market dominance of its shopping comparison service.

(…)

The EU’s case against Google started with Foundem, which filed its complaint against the tech giant in 2009.

At its heart was the contention that Google made its own shopping recommendations appear more prominent than rivals in search results."