Same product, same store, but different prices on Instacart…

New York Times: …the latest example of how the notion of a single price, offered to all customers for a predictable period, is breaking down in the digital age. Companies are using sophisticated algorithms to adjust prices quickly in response to competitors’ offers and consumer behavior. “Dynamic pricing” strategies, in which companies raise prices during periods of intense demand, have spread beyond sectors where they have become familiar, such as air travel and ride-hailing services, to other parts of the economy, including restaurants and retailers…