1. CHAPTER 6 – Session 12 United Nations Statistics Division/DESA Revision of the Index of Industrial Production (IIP) publication by the UNSD

2. 2 Chapter 6 Summary of chapter:Summary of chapter: This chapter presents key presentation and dissemination principles.This chapter presents key presentation and dissemination principles.

3. 3 Chapter 6 – Recommendations and Feedback General support for the structure and content of chapter 6, though some comments suggested the chapter required more detail rather than reference to other publications.General support for the structure and content of chapter 6, though some comments suggested the chapter required more detail rather than reference to other publications. UNSD plans to review this chapter with the aim to incorporate more text rather than refer to other sources to ensure this publication can to large extent stand on its own.UNSD plans to review this chapter with the aim to incorporate more text rather than refer to other sources to ensure this publication can to large extent stand on its own.

4. 4 Chapter 6 – Recommendations and Feedback Recommendation: Presentation of the IIP – data: The following key presentation principles are recommended for an index of industrial production:Recommendation: Presentation of the IIP – data: The following key presentation principles are recommended for an index of industrial production: Index numbers rather than monetary values should be used to present industrial production volume measures;Index numbers rather than monetary values should be used to present industrial production volume measures; Index numbers to be presented to one decimal place;Index numbers to be presented to one decimal place; Changes between month-to-month and change from the same month one year earlier to be presented;Changes between month-to-month and change from the same month one year earlier to be presented; A reference period needs to be determined and is set to an index number of one hundred (100.0);A reference period needs to be determined and is set to an index number of one hundred (100.0); Present to users the main contributors to change, i.e. those product groups or industries that are primarily responsible for the monthly movement in the IIP.Present to users the main contributors to change, i.e. those product groups or industries that are primarily responsible for the monthly movement in the IIP. FEEDBACK suggests this recommendation is supported.FEEDBACK suggests this recommendation is supported.

5. 5 Chapter 6 – Recommendations and Feedback Recommendation: Presentation of the IIP – metadata: The following metadata should be provided:Recommendation: Presentation of the IIP – metadata: The following metadata should be provided: Precise definitions of the underlying economic concepts the indices intended to measure;Precise definitions of the underlying economic concepts the indices intended to measure; Specific mention of any limitations in the use or application of the index;Specific mention of any limitations in the use or application of the index; Descriptions of the methodologies used in the compilation of the index, with particular reference to the index calculation methods entailing the choice of index formula and the strategy for constructing the index series;Descriptions of the methodologies used in the compilation of the index, with particular reference to the index calculation methods entailing the choice of index formula and the strategy for constructing the index series; Weighting system used, weight revision practices and frequency of weight revision;Weighting system used, weight revision practices and frequency of weight revision; Computation at various aggregation levels, selection of base year (weight reference period), frequency of re-basing and procedures for linking indices;Computation at various aggregation levels, selection of base year (weight reference period), frequency of re-basing and procedures for linking indices; Treatment of changes in the composition of commodities in the market as well as changes in quality; andTreatment of changes in the composition of commodities in the market as well as changes in quality; and Comparison of the methodologies applied with underlying index concepts and a description of the impact of departures.Comparison of the methodologies applied with underlying index concepts and a description of the impact of departures. FEEDBACK suggests this recommendation is supported.FEEDBACK suggests this recommendation is supported.

6. 6 Chapter 6 – Recommendations and Feedback Recommendation: Dissemination of the IIP: Key recommendations include:Recommendation: Dissemination of the IIP: Key recommendations include: Data to be released as soon as possible (noting the trade off between timeliness and quality);Data to be released as soon as possible (noting the trade off between timeliness and quality); Data released according to a set timetable;Data released according to a set timetable; Confidentiality of data suppliers to be maintained;Confidentiality of data suppliers to be maintained; Data to be made available to all users at the same time;Data to be made available to all users at the same time; Consistent presentation and reporting practices over time;Consistent presentation and reporting practices over time; Data to be accompanied by the methodological explanation and advice;Data to be accompanied by the methodological explanation and advice; Data to be accompanied by commentary that assists users to make their own judgments about the economic implications, i.e. the commentary should not make any assessment of current government policies;Data to be accompanied by commentary that assists users to make their own judgments about the economic implications, i.e. the commentary should not make any assessment of current government policies; Contact details of relevant statisticians who can answer various questions by users to be included with the release of data.Contact details of relevant statisticians who can answer various questions by users to be included with the release of data. FEEDBACK suggests this recommendation is supported.FEEDBACK suggests this recommendation is supported.

7. 7 Chapter 6 – Recommendations and Feedback Recommendation: International data reporting:Recommendation: International data reporting: International reporting of IIP data to occur at a quarterly frequency with a lag of no more than 3 months after the reference period and, as a minimum, at the 2-digit level of ISIC Revision 4.International reporting of IIP data to occur at a quarterly frequency with a lag of no more than 3 months after the reference period and, as a minimum, at the 2-digit level of ISIC Revision 4. Note – UNSD are suggesting to continue our current IIP data collection approach, i.e. as a minimum, collection of monthly 1- digit IIP data and quarterly 2-digit IIP data. Data are collected from the countries at a quarterly frequency.Note – UNSD are suggesting to continue our current IIP data collection approach, i.e. as a minimum, collection of monthly 1- digit IIP data and quarterly 2-digit IIP data. Data are collected from the countries at a quarterly frequency. FEEDBACK suggests this recommendation is supported.FEEDBACK suggests this recommendation is supported.

8. 8 Chapter 6 - Discussion Are there any additional comments on the following topic:Are there any additional comments on the following topic: comments suggested the chapter required more detail rather than reference to other publications.comments suggested the chapter required more detail rather than reference to other publications.