You have an investment opportunity that requires an initial investment of $6,900 today and will pay $8,800 in one year. What is the rate of return of this opportunity? The rate of return for this opportunity is %. (Round to two decimal places.) You have decided to buy a perpetual bond. The bond makes one payment at the end of every year forever and has an interest rate of 6%. If the bond initially costs $4,000, what is the payment every year? The payment at the end of each year is $0. (Round to the nearest dollar.)