Suppose instead, you plan to spend all your savings in retirement (i.e. the day before you turn 91, you expect to have run out of money). a. How much will you have needed to save to live comfortably in retirement if you can earn a 6% return on your savings? b. What about if you can only earn a 5% return on your savings?

Suppose instead of ensuring you have enough money to last through your lifetime, you decide to spend $200,000 per year in retirement. How long until you run out of money?