Selecting Large Portfolios of Social Projects in Public Organizations

Table 4

QR (a) and PR (b) for instances of P100A2T5S5.

(a)

Projects with reduction (in %)	Reduction index 𝛾 (in %)
	10	30	50	90	95	100
25	0.847	1.138	1.753	5.913	5.655	5.816
50	0.907	2.367	3.401	9.925	9.757	9.851
75	1.858	4.217	5.731	13.018	12.741	12.890
100	1.652	4.659	7.650	15.259	16.043	16.784

(b)

Projects with reduction (in %)	Reduction index 𝛾 (in %)
	10	30	50	90	95	100
25	0.816	2.961	5.621	11.173	11.664	11.749
50	1.968	6.348	11.636	19.274	20.020	20.689
75	2.637	9.438	17.877	29.812	30.555	30.965
100	4.635	13.324	23.844	39.151	39.900	40.994