Why Your Grocery Bill Feels Higher—Even With Coupons

为什么即使有优惠券，菜价仍感觉更贵？

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Stores often raise base prices slightly while offering bigger coupons—so the final cost looks unchanged, but margins improve.
Shelf space is limited and expensive, so brands pay ‘slotting fees’ to appear at eye level, and those costs pass to shoppers.

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