1. Assuming Does Thai GAAP use the installment sale accounting method to calculate the amount of income recognized in each year? Under the installment sale method, the income reported each year would equal the difference between the (total amount of installment payments – asset cost) x (payment received in that year / total amount of installment payments). So in this case, it would be (Bt 160 – Bt 100) x (Bt 20 / Bt 160) = Bt 60 x (1/8) = Bt