In my country, studies regularly show that the cheapest toothpaste or shampoo (and other similar products) are some of the best. I would consider that mature.
I think it's an interesting heuristic, though.
I think it's an interesting heuristic, though.
As for Uber, I guess you're right in many regions. But there's a plethora of Uber competitors around the world, offering a worse experience for a cheaper price.
In 100% of cases, the cheapest product you can find will be of significantly worse quality than the second cheapest product, without bringing much savings. The rest is edge cases.
As you pointed out, I'm talking about reasonably mature markets.