Engineering Economics
What is a stock of a product which is held by a trade body or government as a means of regulating the price of that product?

Withheld stock
Buffer stock
Stock pile
Hoard stock

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

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

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