Quality bias
id:
quality-bias-200-10598684
title:
Quality bias
text:
Quality bias in price indices is a kind of mismeasurement if they do not incorporate data on the quality of goods from period to period, as well as their nominal price. Personal computers are a canonical case. Because of improvements in computer chips, greater and greater speeds and features have become available, without substantial increases in price. If only price information on personal computers were used, quality bias would cause growth in a consumer price index (CPI) to be overestimated,
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Quality_bias
date created:
date modified:
2018-06-07T18:54:43Z
main entity:
{"identifier":"Q7268771","url":"https://www.wikidata.org/entity/Q7268771"}
image:
fields total:
13
integrity:
13