Research Article
Quadratic Frontier for the Production Possibility Set in Data Envelopment Analysis
Faculty of Mathematical Sciences and Computer Engineering, Tarbiat Moallem University,599 Taleghani, 1561836314 Tehran, Iran
M. Afzalinejad
Faculty of Mathematical Sciences and Computer Engineering, Tarbiat Moallem University,599 Taleghani, 1561836314 Tehran, Iran