1. Suppose that you are beginning an investment plan. You have decided that you want to retire in 30 years with $1,000,000 in your bank account at that time. How much would you need to invest at the end of each of the next 30 years if you could earn 8 percent?
2. William and Kate invest in two different securities carrying the same amount of risk. However, William earned a 10 percent return and Kate earned a 7 percent return on their investments. The additional return on William's investment is considered a(n) _____.?