Bertoni, Marco; Brunello, Giorgio; Rocco, Lorenzo - In: Journal of Public Economics 104 (2013) C, pp. 65-77
in the test performance between classes of the same school with and without external examiners. The indirect effect is … in schools without external monitoring. We find that the overall effect of having an external examiner in the class is to … reduce the proportion of correct answers by 5.5 to 8.5% – depending on the grade and the test – with respect to classes in …