Engineering Economics
What refers to the cumulative effect of elapsed time on the money value of an event, based on the earning power of equivalent invested funds capital should or will earn?

Present worth factor
Interest rate
Time value of money
Yield

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Engineering Economics
Pick up the correct reason for making conceptual (or preliminary) estimate from the following:

To compute target estimate for the owner while drawing and specifications are in initial stage
To have a check on a definitive cost estimate
All of these
To check quotations from contractors and/or sub-contractors

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Engineering Economics
Which is true about corporation?

Its life is dependent on the lives of the incorporators.
It is worse type of business organization.
The stock holders of the corporation are only liable to the extent of their investments.
The minimum number of incorporators to start a corporation is three.

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