Bloomberg knows very well the answer to this question: How Does Norway Achieve Inflation When Others Can’t? – Bloomberg Business but will NOT tell readers of his ‘news’.
Once upon a time, the only thing one could park in a central bank vault to support the value of paper money was GOLD. And silver. All coins of responsible societies were made from copper, gold and silver. Countries with fake money used cheap metals like zinc. Paper money was invented by the Chinese to replace gold only they discovered this created inflation due to money printing and adding zeros is laughably easy.