Margaritis, Stylianos Gr. - In: Spoudai : journal of economics and business 71 (2021) 3/4, pp. 101-121
The study investigates the relative efficiency and productivity change of Upper Secondary Schools in the region of … . The efficiency under constant returns to scale varies in interval [0.666-1.000] and under variable returns to scale in … interval [0.759-1.000], with average efficiency score being 0.875 and 0.923 respectively. This means that given the quantities …