GAAP reports in detailed, precise formats; IFRS allows flexible, principle-based reporting. GAAP does not permit asset value recovery post-impairment; IFRS allows revaluation. IFRS does not ...

Riedl, Edward J. "Land Securities Group (A): Choosing Cost or Fair Value on Adoption of IFRS." Harvard Business School Case 105-014, August 2004. (Revised February 2008.) ...