> It keeps prices down. Unless the three chains have common major shareholders and/or together dominate the bulk of the market and collude in the illusion of

> It keeps prices down. Unless the three chains have common major shareholders and/or together dominate the bulk of the market and collude in the illusion of sales and price cutting. This is not unusual. eg: Australia: https://www.accc.gov.au/media-release/accc-takes-woolworths-and-coles-to-court-over-alleged-misleading-prices-dropped-and-down-down-claims https://www.accc.gov.au/media-release/accc-takes-woolworths-...