lec3 - Lecture 3 Test Economics s s s s s s s Economics...

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Copyright 2001, Agrawa VLSI Test: Lecture 3 1 Lecture 3 Test Economics Economics defined Costs Production Benefit - cost analysis Economics of design-for-testability (DFT) Quality and yield loss Summary
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Copyright 2001, Agrawa VLSI Test: Lecture 3 2 The Meaning of Economics Economics is the study of how men choose to use scarce or limited productive resources (land, labor, capital goods such as machinery, and technical knowledge) to produce various commodities (such as wheat, overcoats, roads, concerts, and yachts) and to distribute them to various members of society for their consumption. -- Paul Samuelson
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Copyright 2001, Agrawa VLSI Test: Lecture 3 3 Engineering Economics Engineering Economics is the study of how engineers choose to optimize their designs and construction methods to produce objects and systems that will optimize their efficiency and hence the satisfaction of their clients.
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Copyright 2001, Agrawa VLSI Test: Lecture 3 4 Costs Fixed cost Variable cost Total cost Average cost Example: Costs of running a car Fixed cost Variable cost Total cost Average cost $25,000 20 cents/mile $25,000 + 0.2 x $ ───── + 0.2 25,000 x Purchase price of car Gasoline, maintenance, repairs For traveling x miles Total cost / x
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Copyright 2001, Agrawa VLSI Test: Lecture 3 5 Simple Cost Analysis Case 1: 10,000 miles/yr, $12,500 resale value after 5 years Average cost = $ ────────── + 0.2 = 45 cents/mile 25,000 - 12,500 50,000 Case 2: 10,000 miles/yr, $6,250 resale value after 10 years Average cost = $ ───────── + 0.2 = 38.75 cents/mile
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This note was uploaded on 01/26/2010 for the course ECE 682 taught by Professor Tom during the Spring '10 term at University of South Dakota.

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lec3 - Lecture 3 Test Economics s s s s s s s Economics...

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