The US Consumer Price Index rose 9.1% from the previous year, and the interest rate is expected to rise by 1% at the end of this month. The cost of living' index announced that it rose 0.8% compared to May. "The rise in the consumer price index in the 12-month period ending in June was the fastest since November 1981," the U.S. Department of Labor said in a statement today. "It was responsible f..