I doubt there's a way to structure this perfectly given one has to start from the baseline of these taxes being introduced, but is 21-25 a reasonable benchmark?
Naively, it felt like a lot of fluctuations and rubberbanding occurred right after Covid which wouldn't necessary make representative set.
TLDR Norway’s recent wealth-tax increases caused some very rich people to leave, but the “billionaire exodus” was economically much smaller than the headlines suggested—and the tax still raised a lot more revenue without detectable damage to business investment.
Naively, it felt like a lot of fluctuations and rubberbanding occurred right after Covid which wouldn't necessary make representative set.