Not in a way that isn't any less morally reprehensible.
Edit: They could stop releasing items in such limited quantity, but that would mean they would personally miss out on the revenue generated by creating highly sought after "collector's" items. They could not create those items at all, but who wants that?
I should also note that any item explicitly calling itself a "collector's" edition is marketing itself to an audience that hoards and resells goods at inflated values. Manufacturers do this intentionally because it guarantees sales.
Edit: They could stop releasing items in such limited quantity, but that would mean they would personally miss out on the revenue generated by creating highly sought after "collector's" items. They could not create those items at all, but who wants that?
I should also note that any item explicitly calling itself a "collector's" edition is marketing itself to an audience that hoards and resells goods at inflated values. Manufacturers do this intentionally because it guarantees sales.