“…To date, very few studies on deteriorating inventory in twoechelon systems have been carried out (see Bakker, Riezebos, & Teunter, 2012;Goyal & Giri, 2001;Li, Lan, & Mawhinney, 2010;Nahmias, 1982;Raafat, 1991). Considering the general product and deteriorating items, it can be said that deteriorating product literature is still in its infancy and has a long way to go compared to the maturity acquired by general product supply chain literature.…”