I have a similar question - If I am applying for a remote position, is it justifiable to ask for the average salary of the country the company is incorporated at, even if living cost in current country is much cheaper? I know that some remote first companies (such as Gitlab) has a complex salary calculator which takes into account all sorts of things, while some companies (like oxide.computer) pays a flat compensatio…
Of course, this doesn't apply if the very reason they're hiring remotely is because they want to cut on costs. Some companies hire eastern European or Asian people because they're cheap, not because they can find enough people locally. In such a case, I presume they'll try to get you as cheaply as possible...