Low-margin retailers argue they can’t afford customer loyalty programs, but is that true? Rajiv Lal and Marcel Corstjens make the case that such programs are profit-enhancing differentiators. An article Marcel Corstjens and Rajiv Lal – Havard Business School:  http://hbswk.hbs.edu/item/7387.html There are three ways to differentiate in retailing: location, location, and location. The problem is that as...Read More