Engineering Economics
The sunk costs include:

An unrecovered balance
An invested capital that cannot be retrieved
A past expenditure
All of these

ANSWER DOWNLOAD EXAMIANS APP

Engineering Economics
The key to profitable operation for project cost control, is:

To keep the project cost within the cost budget and knowing when and where job costs are deviating
To keep the project cost equal to original cost estimate
To keep the project cost equal to subsequent construction budget
None of these

ANSWER DOWNLOAD EXAMIANS APP