Costco is known for cheap groceries sold in bulk. If you're wondering how much you can save by joining ... which is why Costco's per-item total is considerably higher than Stop & Shop's.
Membership fees are a key source of revenue for Costco, which sells items at a narrow profit margin. That helps attract members, who must pay $65 or $130 per year for the privilege of shopping there.
Costco (COST) is scheduled to report its Fiscal Q1 results on December 12th, after the closing bell. The wholesale giant has ...