This might be a different form of price-fixing. You know how big-box retail stores will price match products? That's in order to keep tabs on competitors' pric

This might be a different form of price-fixing. You know how big-box retail stores will price match products? That's in order to keep tabs on competitors' prices, and to pose a credible threat of starting a price war. Keeping the peace means keeping prices elevated above marginal cost. Insurance companies rolling out online rate comparison tools has a similar effect.