Explain the difference between computing methodology of India’s Gross Domestic Product (GDP) before the year 2015 and after the year 2015.
Explain the difference between computing methodology of India’s Gross Domestic Product (GDP) before the year 2015 and after the year 2015.
The evolution of India's GDP computation methodology in 2015 marked a significant shift towards international best practices, reflecting the dynamic nature of the economy and need for more accurate measurement.
Base Year Revision
| Aspect | Pre-2015 | Post-2015 |
|---|---|---|
| Base Year | 2004-05 | 2011-12 |
| Revision Cycle | Irregular intervals | Five-yearly as per NSC recommendations |
| Economic Structure Reflection | Older consumption patterns | Contemporary economic activities |
Calculation Methodology
Pre-2015 Approach:
- GDP calculated at factor cost
- Focused on income received by production factors
- Used establishment-based approach for manufacturing
- Limited informal sector coverage
- Relied on production and expenditure data primarily
Post-2015 Approach:
- Shifted to Gross Value Added (GVA) at basic prices
- Better reflects market dynamics and consumer prices
- Adopted enterprise approach for manufacturing sector
- Enhanced informal sector measurement
- Integrated MCA-21 database for corporate performance
Data Sources and Coverage Enhancement
Expanded Coverage:
- Comprehensive unorganized sector inclusion
- Better financial services measurement
- Improved subsidy and tax calculation methods
- Integration with UN System of National Accounts (2008) guidelines
- Enhanced service sector data collection through new surveys
New Data Sources:
- Ministry of Corporate Affairs database (MCA-21)
- Labour Bureau's employment surveys
- Economic Census 2013 for enterprise mapping
- NSSO consumption expenditure surveys
- Annual Survey of Industries improvements
International Alignment Benefits
- Compliance with SNA 2008 standards
- Better cross-country GDP comparisons
- Enhanced transparency in methodology
- Improved policy framework alignment with global practices
- Support for SDG indicators measurement
The methodological shift has strengthened India's statistical infrastructure, enabling more informed economic policy decisions and better integration with global economic systems through standardized measurement practices.
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