DSE 2010 doubt

[Halflife]

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[AdityaGarg13]

For share, present value will be 5(x) + (-1)(1-x) = 3

Which gives x = 2/3 and 1-x = 1/3, probabilities of two states.

Using that third asset price would be 3(x) + 0(1-x) = 3 * 2/3 = 2

[Halflife]

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