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suppose there are two states...today n tommorow.tommorow may b state 1 or state 2 or state 3.there are 3 securities n their prices tommorow in various states are as (1,1,1) for security 1..for security 2 it is (1,3,-1)..n fo security 3 its (-2,-1,0)..price today of these securities are 4,1,5 respectively.now suppose there is a fourth security whose price tomorrow is (3,1,4).what should be the price of fourth security today so that there are no arbitrage possibilities??
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