سال انتشار: ۱۳۸۶

محل انتشار: سی و هشتمین کنفرانس ریاضی ایران

تعداد صفحات: ۱

نویسنده(ها):

M KHALILI – Faculty of mathematics, Iran University of Science and technology, Tehran, iran
A KESHVARI –

چکیده:

This paper discusses about trade offs between inputs and outputs indices in DEA and Their construction method based on the experts judgments. Recently some papers have focused on trade offs but they have not reported any procedure to determine all of the direct and indirect trade offs between indices. This paper presents a method based on graph theory to detecting the trade offs between indices and implementing in DEA models.