Ou want to have $85,000 in your savings account 13 years from now, and you're prepared to make equal annual deposits into the account at the end of each year. if the account pays 7.30 percent interest, what amount must you deposit each year?

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?