“…Several measures have been used to measure operational efficiency in different studies e.g. employee growth (Pantea et al, 2013;Sathye, 2001;Zhu, 2000), operating expenses (Ghebregiorgis and Atewebrhan, 2016; Al-Jafari and Alchami, 2014), account receivables turnover (Yameen and Pervez, 2016), inventory turnover (Yameen and Pervez, 2016;Enekwe et al, 2013) and asset turnover (Yameen and Pervez, 2016;Jamali and Asadi, 2012;Fairfield and Yohn, 2001). In the periods under consideration in this study, companies like Nestle Nigeria plc, Nigerian Breweries Plc, Flour Mills Nigeria Plc, Dangote Sugar Plc, GlaxoSmithKline Consumer Nigeria Plc, PZ Cussons Plc, Guinness Nigeria Plc, Unilever Plc and Vitafoam Plc were seen to possess relatively high operational efficiency ratios with average turnovers (Account receivable, Inventory and Asset) greater than 100% and some having average operating expenses below ten billion naira.…”