CONCEPTS
AND
COST ESTIMATING
MODELS
• Engineering Economy, William G. Sullivan, Elin M. Wicks, C.
Patrick Koelling; chapter 2 & 3
• Engineering Economic Analysis, Donald G. Newnan, Ted G.
Eschenbach, Jermo P. Lavelle; chapter 2
, What is COST? - All expense are costs
COST is an amount of cash that has to b
paid in order to get something.
In production, a cost is amount of cash
that has been used to produce a commod
or deliver a service.