Chain Price Index - Excluding Food & Energy
Returns the GDP Chain Price Index excluding volatile food and energy prices, providing a measure of underlying inflation trends.
Data Source
Bureau of Economic Analysis (BEA) - National Income and Product Accounts.
Usage Notes
- No parameters required
- Index value (base year = 100)
- Data updated quarterly
- Excludes volatile food and energy components
Why Exclude Food & Energy?
Food and energy prices are highly volatile due to:
- Weather events affecting agriculture
- Geopolitical events affecting oil prices
- Seasonal factors
Excluding them shows underlying inflation trends more clearly.
Examples
Core GDP chain price index
When to Use
- Analyzing underlying inflation trends
- Federal Reserve policy analysis
- Long-term inflation forecasting
- Filtering out volatile price swings
When NOT to Use
Common Issues & FAQ
Q: Why exclude food and energy? A: Food and energy prices are volatile and can obscure underlying inflation trends. The Fed often focuses on core inflation for policy decisions.
Q: Which is more important - headline or core? A: Both matter. Core shows underlying trends, while headline reflects actual consumer costs.
