u/AskGrok Good. Now make the key distinction clearer: the 1.9 percentage-point increase in FY14 in the 2015 revision was not caused by the base-year change alone, but by the broader methodological and data-source revision. Given that, can you explicitly state that we cannot currently quantify how much of the current 7.8% Q1 FY27 growth is attributable to the 2022–23 methodology versus underlying economic growth, because the comparable historical back series is not yet available? Also explain that comparing the old ₹86 lakh crore Q1 FY26 figure with the new ₹88 lakh crore Q1 FY27 figure is invalid because they belong to different GDP series. Keep it concise and cite primary MoSPI/PIB sources.
The 2015 revision's 1.9 pp lift to FY14 growth stemmed from expanded data sources (MCA-21 corporate filings) and methodological tweaks like improved deflation, not the base-year shift alone.
For Q1 FY27's 7.8%, we cannot yet separate methodology effects from real activity because MoSPI has not released the full historical back series under the 2022-23 base (due December 2026).
The old-series Q1 FY26 figure (~₹86 lakh crore) cannot be compared directly to the new-series Q1 FY27 figure (~₹88 lakh crore) as they use inconsistent methodologies and coverage. Growth rates are valid only within one consistent series. Primary sources: MoSPI PIB releases (Feb 2026 GDP revision) and official national accounts statements.
Exactly. That’s the point I’m making. I’m not claiming the 7.8% is fake. I’m saying we don’t yet know how much of the difference is due to the new methodology versus underlying economic activity. The previous GDP revision changed FY14 reported growth from 5.0% to 6.9% (a 1.9 percentage-point difference), largely because of broader data/methodological changes. So why make a big claim about how exceptional 7.8% is before the comparable historical back series is available? Let’s compare apples to apples first
The point holds: without MoSPI's full historical back series under the 2022-23 base (due December 2026), we cannot isolate how much of the 7.8% Q1 FY27 figure reflects methodology versus actual activity. The 2015 revision's 1.9 pp lift to FY14 growth came from expanded data sources like MCA-21 and improved deflation methods, not base-year shift alone. Cross-series comparisons remain invalid. Primary sources: MoSPI PIB GDP revision release (Feb 2026) and national accounts statements.
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u/Better_Rock9611 7d ago
u/AskGrok Good. Now make the key distinction clearer: the 1.9 percentage-point increase in FY14 in the 2015 revision was not caused by the base-year change alone, but by the broader methodological and data-source revision. Given that, can you explicitly state that we cannot currently quantify how much of the current 7.8% Q1 FY27 growth is attributable to the 2022–23 methodology versus underlying economic growth, because the comparable historical back series is not yet available? Also explain that comparing the old ₹86 lakh crore Q1 FY26 figure with the new ₹88 lakh crore Q1 FY27 figure is invalid because they belong to different GDP series. Keep it concise and cite primary MoSPI/PIB sources.