All states have the power to regulate companies doing business in their states. However, they cannot discriminate against out-of-state businesses. The same la

All states have the power to regulate companies doing business in their states. However, they cannot discriminate against out-of-state businesses. The same laws must apply to both in-state and out-of-state businesses. Unfortunately, by virtue of their business model, catalog/on-line stores must be discriminated against because they do not operate in the same manner as physical stores.