You purchase one IBM July 125 call contract for a premium of $5. You hold the option until the expiration date when IBM stock sells for $123 per share. You will realize a on the investment. Each contract is for 100 shares of stock

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?