Which innovative pricing strategy did the restaurant chain 'Panera Bread' pioneer in 2010 with their 'Panera Cares' concept that later influenced other food establishments?

Test your knowledge about innovative pricing strategies in the food industry! Many restaurants and food retailers have implemented creative pricing models to attract customers, differentiate themselves, and optimize profitability. From dynamic pricing based on demand to subscription models for meals, the food industry continues to evolve beyond traditional fixed pricing. How familiar are you with these modern pricing approaches that are reshaping how we pay for our favorite foods?

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Pay-what-you-can model where customers determined their own price based on what they could afford
Surge pricing that increased menu prices during peak lunch and dinner hours
Subscription-based model offering unlimited coffee for a monthly fee
Algorithmically determined prices based on individual customer purchase history