Question: Suppose we have 6 projects. Let Yi be binary variables set to 1 if project i is invested in, and the interactions is exactly two

Suppose we have 6 projects. Let Yi be binary

Suppose we have 6 projects. Let Yi be binary variables set to 1 if project i is invested in, and the interactions is exactly two of the last four projects must be invested in, but we do not care which ones 2-,.. O a V3+y4+y5+Y622 6 Eyi=2 b.i=1 Y3+Y4+5+y6=2 . Od V3+Y4+Y5=2

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