The olive oil section at the market has a dizzy array of bottles. At the top of the heap are the extra virgin olive oils — but there's some question as to whether that label actually corresponds to what's in the bottle.

Sears lost about $40 million in its latest quarter. So the retailer is counting on a reinvention plan to help it come back. In the late 1800s, the retailer revolutionized shopping with its legendary mail-order catalog. Now, as Jay Field reports, it's trying to reclaim that reputation for innovation.

Macy's announced that second-quarter profits went through the roof. Adriene Hill went to find why, and what retailers are doing to get customers in the door

Tess Vigeland talks to Marketplace's web producer Dalasie Michaelis on why he spends so much on shampoo and also to marketing Professor Erica Okada about her theory on why Dalasie and other consumers decide to opt for an expensive bottle versus a cheaper one.

San Francisco might expand its ban on plastic bags in big supermarkets and chain drugstores to all retailers. Many business owners are against the idea, but not all.

Procter & Gamble noticed that more consumers were opting for store brands, so the company slashed prices on its products to stay competitive — and other companies are following suit.

Kai Ryssdal talks to Marketplace's Steve Henn about cell phones and credit cards combining — what it means for credit card and cell phone companies, retailers and consumers.

The Federal Reserve Bank of Boston released a paper that concluded people who spend cash at the register actually are giving money to people who use credit cards — especially those with cashback rewards.