Una empresa tiene una cartera de acciones A, B y C,
= (12%-5%) * 0,5 * 25%+(12%-5%) * 1 * 35%+(12%-5%) * 2 * 40% = 8,925.
= [5%+(12%-5%) * 0,5] * 25%+[5%+(12%-5%) * 1] * 35%+ [ 5%+(12%)
= (12%-5%) * 0,5 * 25%+(12%-5%) * 1 * 35%+(12%-5%) * 2 * 40% = 8,925.
= [5%+(12%-5%) * 0,5] * 25%+[5%+(12%-5%) * 1] * 35%+ [ 5%+(12%)