Consumer Price Index (CPIx)

Source details

Upcoming offerings

Start date	End date	Location	Delivery Method	Session No.	Primary & (Interpretation) language	Apply
May 1, 2026	April 15, 2027	Course conducted online	[[Online Training](https://www.imf.org/en/capacity-development/training/icdtc/delivery-methods)](https://www.imf.org/en/capacity-development/training/icdtc/delivery-methods)	OL 26.111	English	[[Apply online](https://www-ins.imf.org/TAS/signon.aspx?pkey=OL26.116S)](https://www-ins.imf.org/TAS/signon.aspx?pkey=OL26.111E) by April 1, 2027
May 1, 2026	April 15, 2027	Course conducted online	[[Online Training](https://www.imf.org/en/capacity-development/training/icdtc/delivery-methods)](https://www.imf.org/en/capacity-development/training/icdtc/delivery-methods)	OL 26.116	Spanish	[[Apply online](https://www-ins.imf.org/TAS/signon.aspx?pkey=OL26.116S)](https://www-ins.imf.org/TAS/signon.aspx?pkey=OL26.111E) by April 1, 2027
May 1, 2026	April 15, 2027	Course conducted online	[[Online Training](https://www.imf.org/en/capacity-development/training/icdtc/delivery-methods)](https://www.imf.org/en/capacity-development/training/icdtc/delivery-methods)	OL 26.121	French	[[Apply online](https://www-ins.imf.org/TAS/signon.aspx?pkey=OL26.116S)](https://www-ins.imf.org/TAS/signon.aspx?pkey=OL26.111E) by April 1, 2027

The course provides an overview of key CPI concepts, methods and uses.
It follows the principles and recommendations of the CPI Manual (2020).
Linkages to the 2025 SNA are highlighted, including the related principles of scope, coverage, and valuation.
Topic: Macroeconomic Statistics

Defining key CPI concepts, uses, and their impact on the CPI design.
Meeting data users' needs to ensure relevancy.
Calculating elementary and upper-level indexes.
Methods for sampling areas, items, outlets, and varieties.
Methods for handling temporarily and permanently missing prices, including adjusting prices for quality changes.
Chaining and linking indexes with updated weighting structures.
Different index number formulas and the practical implications of choosing the index number formula at lower and higher levels of aggregation.
Sources and methods for sampling areas, items, outlets, and varieties; treatment of temporarily and permanently missing prices; and updating and linking CPI data series.

Target audience: Compilers of consumer price indexes (CPIs) and users of CPI data interested in understanding key concepts and compilation issues.
Qualifications: Some knowledge of economics and statistics or equivalent experience in CPI is helpful.

Upon completion of the course, participants should be able to:

Identify key uses of CPI data and explain key CPI concepts and definitions.
Identify and explain differences between index calculation formulas.
Define and explain the different levels of sampling in a CPI and how sampling methods are applied in practice.
Identify and explain the different methods for the treatment of missing prices and describe how these are applied in practice.
Update CPI weights and link old and new indexes to form continuous time series of data.