Productivity research notes reveal sensitivity of income rankings to PPP revisions across Asia's economies.
Productivity Research Notes (PRN Series), No. 2601. This note examines revisions in purchasing power parity (PPP) estimates based on ICP benchmark rounds (2005–2021) and their implications for cross-country level comparisons in Asia. It highlights the sensitivity of income rankings and relative price levels to benchmark revisions.
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Nomura et al. (2026) studied this question.
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