Senanayake, Jayamina; Nawaruwan, Chamindu; Heshan, Sathira; Herath, Sandeepa; Gunathilake, Lahiru
(2020)
The supermarkets in Sri Lanka
operate in an oligopolistic market in which
the players have head to head competition.
In order to win such competition, several
supermarkets introduced their own
brands, which are available ...