The objective of this course is to train the students in familiarizing and utilizing the analytical techniques of Engineering Economics to select the optimal investment alternative. The contains include(1)introduction to Engineering Economy, (2)principles of money-time relationships/interest factors, (3)the Present worth method, (4)the future worth method, (5)the annual worth method, (6)the determination of MARR、IRR、ERR, (7)alternatives selection, (8)the benefit/cost, (9)depreciation, (10)after-taxes economic analysis, (11)break-even analysis, (12)replacement analysis, probabilistic risk analysis, and multi-attribute decision analysis.