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Köp båda 2 för 1001 krJan Bergstrand, has a Ph D in Management Accounting from the Stockholm School of Economics. He was a full time consultant in Management Accounting, based in Stockholm, for many years. He has taught Management Accounting at Stockholm School of Economics since 2001. Since 1989 he has also been a part time adjunct professor in Management Accounting and Control at the Norwegian School of Economics in Bergen, Norway.