Angola. A: Identification. B: CPI Coverage. Title of the CPI: Indice de Preços No Consumidor de Luanda

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1 Agola A: Idetificatio Title of the CPI: Idice de Preços No Cosumidor de Luada Orgaisatio resposible: Istituto Nacioal de Estatística (INE) Periodicity: Mothly Price referece period: December 2010 = 100 Idex referece period: December 2010 = 100 Weights referece period: May 2008 May 2009 Mai uses of CPI: Mai iflatio idicator used for moetary policy, deflates household expeditures i atioal accouts ad computatio of purchasig power of households. B: CPI Coverage Geographical Coverage Weights: Mai city (ca iclude surroudig areas) Price collectio: Mai city (ca iclude surroudig areas) Populatio coverage: Residet households of atioals. Populatio groups excluded: Low icome households, high icome households ad oeperso households. Cosumptio expediture icludes: Foods produced for ow fial cosumptio; Food cosumed away from home; Icome i-kid receipts of goods; Icome i-kid receipts of services; Housig maiteace, mior repairs; Luxury goods; Gamblig expediture, gross of wiigs Cosumptio expediture excludes: I-kid goods received as gifts; I-kid services received as gifts; Purchase of ower-occupied housig; Mortgage repaymets;

2 Mortgage iterest; Major repairs, coversios ad extesios to ower occupied housig; Purchase of gifts of goods ad services give to others outside the household; Fiacial services (icludig fees for fiacial advice, brokerage fees); Iterest paymets (excludig mortgage iterest paymets); No-life isurace premiums (e.g. vehicle, housig, other property, medical), gross of claims; Life isurace premiums; Liceces ad fees (e.g. driver s licece, hutig licece, vehicle registratio); Ivestmet-related expeditures (e.g. purchase of shares/stocks); Occupatioal expeditures; Other busiess-related expeditures; Social trasfers i-kid of goods ad services from govermet ad No-profit istitutios servig households; Secod had goods purchased; Expeditures abroad C: Cocepts, defiitios, classificatios ad weights Defiitio of the CPI ad its objectives: CPI is a idicator which measures chages i the prices of a selected set of goods ad services represetig household cosumptio i a give period of time ad i a particular geographic area. It is used as a iflatio idicator for moetary policy, deflator of household expediture i the atioal accouts ad for estimatig the purchasig power of households. Defiitio of cosumptio expeditures: Purchased value of goods ad services. Classificatio: COICOP (Classificatio of Idividual Cosumptio of Purpose) Weights iclude value of cosumptio from ow productio: Yes Sources of weights: Household expediture surveys. Frequecy of weight updates: Every 3-5 years Price updatig of weight referece period to the idex referece period: The weights are price updated up to the base period December 2010 = 100. Weights for differet populatio groups or regios: Not yet, it will be available i July D: Sample desig Samplig methods: Localities: Judgmetal samplig Outlets: Judgmetal samplig

3 Products: Judgmetal samplig Frequecy of sample updates: Localities: discretioary Outlets: discretioary Products: discretioary If sample updates are irregular idicate whe last updates were itroduced: 2009 Criteria used for determiig the optimal sample sizes ad the coverage of localities, outlets, items ad variety samples: Prices are collected i the capital city where the most popular outlets are beig selected. All parallel markets are also of iterest. Criteria used for selectig a item variety i the outlet i case of loose specificatios provided by the cetral office: Surveyig the shopkeepers i order to idetify the most popular brads. E: Data Collectio Approximate umber of localities, outlets ad price observatios: Localities: 5/7 Muicipalities, Outlets: 141, Price observatios: 14,788 Frequecy with which prices are collected: Food items weekly, all others items mothly except for rets which are collected aually. Referece period for data collectio: Average mothly prices are calculated as geometric averages of prices collected i differet observatio uits. Methods of Price Collectio - Persoal data collectio for food ad o-food items. - Official tariffs for public services. Treatmet of: Discouts ad sales prices: Discouts ad sales prices for oly regular products, i.e, udamaged, with o expired date, etc. are icluded i price collectio. Black market prices: Yes Secod had purchases: Not icluded. Missig or faulty prices: Missig prices are treated by carryig forward the previous observatio.

4 Period for allowig imputed missig prices: A missig price is carried forward for 3 moths after which the price collector is asked to recommed a replacemet. Disappearace of a give type or quality from the market: Oce are product disappears from the market, it is replaced with a product of similar characteristics ad price. Quality differeces: Whe a chage i quality is observed, either the product or the outlet is chaged. Appearace of ew items: A ew product i the market that was ot iitially i the CPI basket is ot icluded, but a already existet product that appears with ew characteristics is chaged as from the base period. Treatmet of seasoal items ad seasoality Items that have a seasoal character ad their treatmet: The last price is carried forward. Seasoal food items: Seasoal food items are icluded i the CPI usig fixed weights approach: the weights are kept costat over the year, while prices of out-of seaso products are estimated or imputed. Seasoal Clothig: Seasoal clothig items are icluded i the CPI usig fixed weights approach: the weights are kept costat over the year, while prices of out-of seaso products are estimated or imputed. Method to impute the price of seasoal items: The method used to impute price developmet i out-of seaso periods is carryig forward the last observed price. Treatmet of housig Treatmet of ower-occupied housig: Ower occupied housig is ot icluded i the CPI Types of dwelligs covered by the ret data: Isere- se sómete as redas de casa efectiva. F: Computatio Formula used for calculatio of elemetary idices: The ratio of geometric mea prices (Jevos idex) (Direct form) Formula to aggregate elemetary idices to higher level idices: Weighted arithmetic average is used to aggregate the idices. Laspeyre s formula, with a fixed basket ad weights correspodig to the base period (December 2010) is used. The formula used is as follows: t i) I = 0 Pit i 1 Pi0

5 ii) t I = 0 Pit P ( i0 P Q i0 i0 Pi0 Where: = idex of period t relative to the base period; = price of variety i i period t; = price of variety i i base period; = quatity cosumed of variety i i base period. Formula of aggregatig regioal/populatio group idices ito atioal idex: Idex for capital oly is calculated. Seasoally adjusted idices: No seasoal adjustmet. G: Editig ad validatio procedures Cotrol procedures used to esure the quality of data collected: Supervisio i the field. Cotrol procedures used to esure the quality of data processed: Semaalmete faz-se uma critica de preços para que todos os produtos estejem o mesmo ível. H: Documetatio ad dissemiatio Timeliess of dissemiatio of the CPI data: CPI data is dissemiated 7 days after the ed of the referece moth. Level of detailed CPI published Paper publicatio: All items CPI, Divisio-level (12 Divisios), Group-level app. 40 groups, Class-level (100 classes) ad Average prices Olie: Group-level app. 40 groups, Average prices Restricted Access: Basic items Separate idices published for specific populatio groups: No Type of products for which average prices are calculated ad dissemiated: Food products. Documetatio Publicatios ad websites where idices ca be foud: Iteret website: Publicatios ad websites where methodological iformatio ca be foud: Boletim mesal do IPC Abril de 2012 I: Other Iformatio Reported by the coutry i )

CONSUMER PRICE INDEX

REPUBLIC OF THE MARSHALL ISLANDS CONSUMER PRICE INDEX Ecoomic Policy, Plaig ad Statistics Office Office of the Presidet August 2004 3 rd Quarter Majuro, RMI CPI Costructio ad Methodology Survey Overview: