Keywords = Random coefficient model in panel data
A Test for Natural Monopoly in Iranian Electricity Distribution Industry: A Panel Random Coefficients Model Analysis

Volume 4, Issue 1, May 2017, Pages 119-148

Sayed Mohamad Mirhashemi Dehnavi; Ahmad Sadraei Javaheri; Hossein Marzban; Sayed Morteza Mirdehghan