Stock Market

Key PointsCostco’s membership model, scale, and focus on value can help it hold up when consumers get cautious.Walmart’s huge customer base, grocery business, and growing digital operations give it several sources of resilience.Unilever sells everyday household and personal-care products, while its brand portfolio and restructuring add another layer of durability.Stock markets sell off. That's part of investing, and even great companies can get caught in the drop. But some businesses are built to take a hit and keep moving, especially when they sell things people need or offer a clear...