A justification for the use of the EKS multilateral index can be given from the economic approach to index numbers. Copyright 2003 by the International Association for Research in Income and Wealth.

type="main" <p>Non-linear pricing, the fact that prices do not necessarily change in proportion to size, is a ubiquitous phenomenon. However, it has been neither particularly well understood nor well measured. Non-linear pricing is of practical importance for statistical agencies who, in...</p>

The article considers a very simple type of hedonic regression model where the only characteristic of a commodity is the commodity itself. This regression model is known as the country product dummy method for calculating country price parities in the context of making international comparisons....

The paper explains new methodology that was used in the 2005 International Comparison Program (ICP) that compared the relative price levels and GDP levels across 146 countries. In this round of the ICP, the world was divided into six regions: OECD, CIS, Africa, South America, Asia Pacific, and...