Engineering Economics
Which one of the following questions is relevant to the construction estimates?

Did the estimators use short cut methods which may be unrealistic in their situation
Did the estimators precisely evaluate site conditions
How much money will the contractor's risk, loosing if he were to submit bid on the raw estimate of cost
All of these

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

None of these
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

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