Engineering Economics
A ______ is a market situation where economies of scale are so significant that cost are only minimized when the entire output of an industry is supplied by a single producer so that the supply costs are lower under monopoly that under perfect competition.

Natural monopoly
Ordinary monopoly
Bilateral monopoly
Perfect monopoly

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Engineering Economics
Each financial ratio is generally compared by

A past ratio calculated from the past financial standard of the firm
All of these
A ratio developed by using the projected financial statement of the firm
A ratio of some selected firms most progressive and successful at the point of consideration

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