Your example is not a reasonable approach. Also, why the need to introduce relative importance between "metrics"? Let's circle back to the context of the artic

Your example is not a reasonable approach. Also, why the need to introduce relative importance between "metrics"? Let's circle back to the context of the article, which is about how easy it is for a foreigner to settle in a foreign country. The article doesn't specify who is this foreigner, and so the only reasonable approach is to assume it must apply to every single human being.