GDP for UPSC: Meaning, Methods, GDP vs GVA vs GNP, Nominal vs Real, Base Year and Criticisms (Notes + PYQs)
GDP for UPSC: definition, three methods, GVA at basic prices, GNP and NNP, nominal vs real, deflator, base year revision, limits of…
National Income & Growth
National Income & Growth (Indian Economy).
Syllabus: UPSC Pre GS1: Economic & Social Development; Mains GS3
Explainers
In the news
Core sector grows 7.9% in September 2026; iron ore, electricity and coal lead
The Index of Core Industries (ICI), base year 2022-23, grew 7.9% year-on-year in September 2026, up from a revised 5.9% in August, the Commerce Ministry said on 21 October 2026. Iron ore (18.4%), electricity (11.4%) and coal (10.7%) led, while fertilizers, natural gas and crude oil shrank. Growth for April–September 2026 was 5.1%, double the 2.5% of a year earlier.
UPSC angle: Prelims: ICI vs IIP, compiling agencies, base year. · Mains GS-III: industrial growth and energy security.
21 Oct 2026
MoSPI drafts first guideline for States to estimate GSDP by the expenditure approach (base 2022-23)
The National Statistics Office has released a draft guideline for States and UTs to estimate Gross State Domestic Product from the expenditure side, with base year 2022-23. Today some States compile government consumption and capital formation, but none estimates private consumption. Comments are invited till 28 October 2026.
UPSC angle: Prelims: GDP measurement concepts. · Mains GS-III: national income accounting.
9 Oct 2026
MoSPI releases Strategy for Environmental-Economic Accounts 2026-2030
MoSPI released the Strategy for Environmental-Economic Accounts in India 2026-2030 on 7 October 2026. It extends the 2022-26 strategy to cover forests, minerals, soil, land, water, carbon stock, biodiversity and more, using the UN's System of Environmental-Economic Accounting. The idea is to show how the economy uses and depletes nature.
UPSC angle: Prelims: SEEA, UNSC. · Mains GS-III: environment and growth.
7 Oct 2026
Annual Survey of Industries 2024-25: GVA up 9.59%, employment crosses 2 crore
MoSPI released the Annual Survey of Industries 2024-25 on 30 September 2026. Registered manufacturing GVA rose 9.59 per cent to ₹2694.2 thousand crore, output grew 7.81 per cent and employment 7.19 per cent, crossing 2 crore after adding over 14 lakh workers. Factories rose from 2.60 lakh to 2.67 lakh.
UPSC angle: Prelims: ASI vs IIP; who conducts ASI.
30 Sep 2026
IIP grows 8.0% in August 2026 on new base 2022-23; manufacturing 9.0%
MoSPI's Quick Estimate shows the Index of Industrial Production grew 8.0 per cent in August 2026 over August 2025, up from 6.7 per cent in July. Manufacturing grew 9.0 per cent and electricity and gas 12.3 per cent, while mining fell 5.6 per cent. The index, on the new base 2022-23, stood at 123.3.
UPSC angle: Prelims: IIP base year; sectors in IIP; release date.
28 Sep 2026
“Sources and Methods” for the new National Accounts series (base 2022-23) released
On 21 September 2026 MoSPI released "Sources and Methods for Compilation of National Accounts Statistics" for the new series with base year 2022-23. The series, India's eighth base-year revision, replaced the 2011-12 series on 27 February 2026 and was updated on 31 August 2026. The book explains the data, methods and concepts behind GDP.
UPSC angle: Prelims: new GDP base year; PPI replacing WPI as deflator (check text).
21 Sep 2026