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Definition: Probability proportional to size sampling (PPS)
Category: Prices
Sampling procedure whereby each unit in the universe has a probability of selection proportional to the size of some known relevant variable. In the case of establishments, size is usually defined in terms of employment or output ("Eurostat-OECD Methodological Guide for Developing Producer Price Indices for Services").
A sampling procedure whereby each unit in the universe has a probability of selection proportional to the size of some known variable, such as the value of the sales of an outlet ("Consumer Price Index Manual: Theory and Practice"). http://ec.europa.eu/eurostat/product?code=KS-04-14-661&mode=view International Labour Organization (ILO), International Monetary Fund (IMF), Organisation for Economic Co-operation and Development (OECD), Statistical Office of the European Communities (Eurostat), United Nations (UNECE), The World Bank, "Consumer Price Index Manual: Theory and Practice", Geneva, August 2004
Source:
Eurostat, Organization for Economic Cooperation and Development (OECD), "Eurostat-OECD Methodological Guide for Developing Producer Price Indices for Services (Second Edition)", Luxembourg, Paris, 2014
Eurostat, Organization for Economic Cooperation and Development (OECD), "Eurostat-OECD Methodological Guide for Developing Producer Price Indices for Services (Second Edition)", Luxembourg, Paris, 2014
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