Draw six mean-standard deviation diagrams, one for each of the six remaining pairs of subsidiaries in exercise 4.15. Mark the individual subsidiaries, the minimum variance combination assuming no short sales, and ABCO’s return variance for a 50/50 percent combination.

ABCO is a conglomerate that has $4 billion in common stock. Its capital is invested in four subsidiaries:
entertainment (NET), consumer products (CON), pharmaceuticals (PHA), and insurance (INS). The four subsidiaries are expected to perform differently, depending on the economic environment.AppendixLO1

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Investment Poor in $millions Economy Average Good Economy Economy ENT $1,200 +20% -5% -8% CON 800 +15 +10 -20 PHA 1,400 -10 -5 +27 INS 600 -10 +10 +10