Chuang, H. H.-C., Oliva, R., and Perdikaki, O. (2016), Traffic-Based Labor Planning in Retail Stores. Production and Operations Management, 25:1, 96-113
https://www.retaildive.com/news/retailers-are-understaffing-stores-and-losing-sales/513055/
https://www.hrdive.com/news/retailers-that-keep-staffing-low-risk-losing-customers-and-sales/513586/
https://www.marketwatch.com/story/retailers-are-losing-lots-of-money-by-understaffing-2017-12-18
Forbes
https://www.forbes.com/sites/pamdanziger/2017/12/16/too-few-retail-workers-on-the-floor-too-few-retail-sales-and-profits-on-pl-statement/#fe9c06152e4c
WD
http://wwd.com/business-news/retail/deloitte-mit-labor-costs-11077064/\
https://www.forbes.com/sites/pamdanziger/2017/12/16/too-few-retail-workers-on-the-floor-too-few-retail-sales-and-profits-on-pl-statement/#fe9c06152e4c
WD
http://wwd.com/business-news/retail/deloitte-mit-labor-costs-11077064/\
Retail Dive
https://www.retaildive.com/news/retailers-are-understaffing-stores-and-losing-sales/513055/
HR Dive
https://www.hrdive.com/news/retailers-that-keep-staffing-low-risk-losing-customers-and-sales/513586/
MarketWatch
https://www.marketwatch.com/story/retailers-are-losing-lots-of-money-by-understaffing-2017-12-18