What unique (1) customer relations, (2) marketing strategies, and (3) and material collection processes should be considered when pursuing a circular economic initiative? To illustrate, use a concrete example from the Nio case. Answer the question in 35 full sentences ONLY from the book "Strategic Management: theories and cases- An integrated approach" by Charles Hill and the Harvard case "NIO: Battling Tesla with Battery as a Service" (Do not use Al tools or Google) (Your answers must move beyond description (who and what) to analysis (how any why) ) What are the essential components of value innovation and how does this relate to the efficiency frontier? What did Stitch Fix specifically do (e.g., learning from other industries) to push out the efficiency frontier and develop something new? Answer the question in 3-5 full sentences ONLY from the book "Strategic Management: theories and cases- An integrated approach" by Charles Hill and the Harvard case "Artificial Intelligence: Stitch Fix - A Blue Ocean Retailer in the Al World" (Do not use Al tools or Google) (Your answers must move beyond description (who and what) to analysis (how any why) )