6.8 Kamada: UIA Japan (B). Takeshi Kamada, Credit Suisse (Tokyo), observes that the VS spot rate has been holding steady, and that both dollar and yen interest rates have remained relatively fixed over the past week. Takeshi wonders if he should try an uncovered interest arbitrage (UIA) and thereby save the cost of forward cover. Many of Takeshi's research associates, and their computer models are pre- dicting the spot rate to remain close to 118.00/$ for the coming 180 days. Using the same data as in Prob. lem 6.7 analyze the UIA potential