  Many fields have been affected by the introduction of concepts such as
sensors, industry 4.0, internet of things, machine learning and artificial
intelligence in recent years. As a result of the interaction of cyber physical
systems with these concepts, digital twin model has emerged. The concept of
digital twin has been used in many areas with its emergence. The use of this
model has made significant gains, especially in decision making processes. The
gains in decision making processes contribute to every field and cause changes
in terms of cost. In this study, the historical development of the concept of
digital twin has been mentioned and general information about the usage areas
of digital twin has been given. In the light of this information, the cost
effect of the digital twin model, therefore its appearance from the cost
accounting window and its use as a cost reduction method were evaluated. This
study was carried out in order to shed light on the studies with the
insufficient resources in the Turkish literature and the cost accounting
perspective.
