Absolutely, this seems illegal on several levels.
At least one good thing about supermarket oligopolies is that they'll need to abide by the strictest unit pricing state laws for the region they operate in.
At least one good thing about supermarket oligopolies is that they'll need to abide by the strictest unit pricing state laws for the region they operate in.
> For example, ZipRecruiter, an online employment marketplace, indicates that it could increase profits by 84% by experimenting with personalized prices (Wallheimer 2018). Other players, such as travel sites (e.g., Orbitz, HotelTonight; DeAmicis 2015; Mattioli 2012), retailers (e.g., Amazon.com, Home Depot, Staples; Streitfeld 2000; Val-entino-DeVries et al. 2012), and even grocery stores (e.g., Safeway; Clifford 2012) have also reportedly begun implementing personalized prices for their customers based on individual characteristics.
Here's an article on one grocery store's early efforts: https://risnews.com/safeway-offers-personalized-pricing-prog...
This is all just another means to get people accept that prices should be allowed to vary on an individual basis. I'd very much like for this to be illegal, but companies stand to make money hand over fist so I doubt it will happen.