“…[ 26 ] discussed the importance of assigning weights to individual measures in the construction of a composite indicator, an aspect which is crucial for improving the aggregation of these measures. Likewise, in different studies, such as [ 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 ], different methods of aggregation were compared. Lastly, in [ 37 ] the problem of presenting the composite indicators as a single figure was analysed and the construction of their confidence intervals was proposed.…”