Greyser: Martha Stewart Exclusivity Key For Macy's

Feb. 19 (Bloomberg) -- Stephen Greyser, a Harvard Business School marketing professor, talks about Macy's Inc.'s lawsuit against Martha Stewart Living Omnimedia Inc. to stop it from proceeding with a sales agreement with J.C. Penney Co. He speaks with Deirdre Bolton and Sheila Dharmarajan on Bloomberg Television's "In the Loop."