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Published byLorraine Simon Modified over 9 years ago
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A Key Component for ICP 2004 A well-established product list Compare „ like with like “ Collect prices for relevant products Establish reliable PPPs
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The product list A product list (= item list) is a sample of goods and services that are identified to suitably represent the market and for which prices have to be collected.
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Where are we? Concepts: methods, approaches, coverage Establishing of item list: pre-survey, data sources, country missions, improvement of draft list, finalization Preparation of price collection: sampling of outlets, translation, training of price collectors Actual price collection, national pre-check Multilateral editing (by regional co-ordinators); calculation of b.h. PPPs calculation of aggregate PPPs and results
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A „Tabula rasa“ situation? Many countries make a fresh start Previous ICP rounds were conducted long ago No office ‘ s „ institutional memory “ OECD-Eurostat in a different situation (perpetual survey cycle)
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Focus of this Session The first step towards the ICP item list Information on availability of goods Typical variants of the assortment Identify relevant product characteristics
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Two starting points ICP-classification (expenditures) How are expenditures grouped? At what level of detail weights (expenditure data) can be attributed? The role of a „ minimum “ classification The basic heading as the building block of the list Market reality (products „ consumed “ ) What is offered in the various shops?
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„Sampling“ Classification - our building block: „ Basic heading “, as defined in the ICP classification, indicates only rough product types e.g. „ Pubs, bars, caf é s, tea rooms and the like “ On the market we find concrete products
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A tool for sampling The Structured Product Definition – SPD
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The SPD Approach Is a tool to gain market information using a structured layout (checklist) Lists item characteristics Helps to identify relevant product variants within a Cluster Provides the basis for item descriptions
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The effect of the SPD To map the market into a document – finally the item list
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Sources of market information Visit of outlets Contacts with retailers Searching information within the office (CPI, INTERNET) Trade fairs Eventually „ old “ ICP definitions
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The Structured Product Definition - SPD The form - part 1
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The Structured Product Definition - SPD The form - part 2
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The Structured Product Definition - SPD The form - part 3
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The Structured Product Definition - SPD Offers some standard set of characteristics Not yet exhaustive Caution: the initial listing of parameters is already somehow determining Overview of available brands
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Interactions between parts involved (SPD) Standard forms are provided by the global centre To be managed by the regional coordinators Completed in close cooperation with the countries
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How to use the SPD Revise the SPD to regional needs Include necessary product groups, exclude dispensable ones Decide on necessary parameters per product group (e.g. „ second hand product “ ) Decide on questions about additional information Steps of work for the regional coordinator (1)
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How to use the SPD Distribute revised SPD to countries about 2 weeks before initial visit (Countries could start pre-completion on the basis of national product baskets) During initial visit go to shops and markets together with NSI-colleagues Complete the SPD together with country colleagues Steps of work for the regional coordinator (2)
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The first country visits Visit a sample of countries within your region Not enough time/resources to visit all Select those with diverse markets Representing different situations in the region Introduce the ICP work-programme to the country colleagues Tasks of the regional coordinator
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The first country visits General presentation of ICP - also to high level staff and other offices (ministries) Intensive preparation of country colleagues (ICP) concerning requirements Analysing existing information (CPI etc.) Going over the future product basket together Typical aims of the visit
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The first country visits Identifying problematic areas Going out on the market together Common completion of SPDs Establish a trusting work-relationship Minimum stay for newcomer-countries: two week Typical tasks during visit
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The first country visits Fairly large country, diverse range of consumption goods and services on the market An „ effective “ National Statistical Office, or NSI; published CPI, some NA available. In other words: „ ICP-Infrastructure “ Ideally to following places:
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The outcome SPD is not yet an item list SPD is not yet a region ‘ s questionnaire Each sheet refers to a CLUSTER (group of items) but is a combination of parameter „ values “ Filter out single products (items) Choose those variants which have been most frequently mentioned Steps from the SPD to pre- survey questionnaire (1)
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The outcome SPD info is based on some countries only Other countries should be confronted with concrete item proposals Other countries should give statements about availability of proposed items... ... and make additional proposals Steps from the SPD to pre- survey questionnaire (2)
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Next step Concrete document for all countries of the region: the pre-survey questionnaire (next session)
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