“平减物价指数”常见的英文表达是 “price deflator” 。
例如在经济学语境中：The GDP deflator is a type of price deflator that measures the changes in prices for all of the goods and services produced in an economy.（GDP平减指数是一种平减物价指数，用于衡量一个经济体中生产的所有商品和服务价格的变化 。 ）