Like most breakthroughs, says Priceonomics’ Zachary Crockett, the shopping cart was the result of several factors converging. By the 1930s, home refrigeration meant that shoppers could buy more ...

Walmart's 'very high quality' $190 foldable shopping cart is only $47, and shoppers say 'buy it.' It holds up to 220 pounds at one time. Adam Reeder Aug 23, 2024 12:54 PM EDT ...