You are saving for retirement. To live comfortably, you decide that you will need $2.5 million by the time you are 65. Today is your 30th birthday, and you decide, starting today, and on every birthday up to and including your 65th birthday, that you will deposit the same amount into your savings account. Assuming the interest rate is 5%, the amount that you must set aside each year on your birthday is closest to: A) $71,430. B) $27,680. C) $26,100. D) $26,260.

Zara, a global retail and apparel manufacturer based in spain that has successfully implemented this idea by having a continuous flow of new products that are typically limited in supply. zara has created a system that draws its clientèle into its stores, on average, 17 times per year as compared to 4 times per year for most stores. how is zara using it to gain competitive advantage? what specific technologies are used by zara to maintain this advantage over its competition?