Document Type

Closed Project

Publication Date

Fall 1994


Guven Iyigun

Course Title

Engineering Economic Anaysis

Course Number

EMGT 535


This study reflects an ongoing project for the Esco Corporation. Esco is considering the purchase of two new machines for use in their steel foundry. The defender versus challenger analysis is a comparison of the annual equivalent costs for both types of machines


In Copyright. URI: This Item is protected by copyright and/or related rights. You are free to use this Item in any way that is permitted by the copyright and related rights legislation that applies to your use. For other uses you need to obtain permission from the rights-holder(s).


This project is only available to students, staff, and faculty of Portland State University.

Persistent Identifier