RDS has published supermarket regular-price trends for the latest 3 months. Based on data from Merchandising On, it publishes regular prices nationwide on a monthly basis.
RDS is a market data service provided by Merchandising On, covering businesses such as supermarkets and drugstores. It uses POS data from 6,325 stores operated by 325 companies to compile regular prices nationwide.
According to the article, RDS uses proprietary logic to estimate each company’s regular price based on the highest price, drawing on data from approximately 4,300 stores operated by 197 companies in its sample, and publishes regular prices nationwide. The article also states that this publication is followed once a month.
Although the article includes information on viewing restrictions for nonmembers and guidance for members, it does not provide specific price figures or monthly change data.