sales per square foot/metre

sales per square foot/metre

a common measure of efficiency in RETAILING which relates sales revenue generated to the OVERHEAD costs (rent, rates, heating, lighting, etc.) of providing selling space.
Collins Dictionary of Business, 3rd ed. © 2002, 2005 C Pass, B Lowes, A Pendleton, L Chadwick, D O’Reilly and M Afferson