And they also officially said it's very likely the grocery chains use automated systems to follow each other in prices.

No word on the other data. We'll find out what they think end of October when the full report is scheduled to be released.

Now, here's how the chain of command works in this sector.

The competition authority is apolitical but under the reign of the politically appointed minister of economics. They can only report and suggest to him.

He then decides what gets done.