QuickMBA / Marketing / Marketing Research. Managers need information in order to introduce products and services that create value in the mind of the customer. But the perception of value is a subjective one, and what customers value this year may be quite different from what they value next year.
Amazon River. The Amazon River, usually abbreviated to Amazon (US: /ËÃ¦mÉzÉn/ or UK: /ËÃ¦mÉzÉn/; Spanish and Portuguese: Amazonas), in South America is the largest river by discharge volume of water in the world and according to some authors, the longest in length.
Amazon River and tributaries The Amazon River has made its way onto our list thanks to its length and the way it stands out next to the dense forests that surround it. When the Rio Negro and Rio Solimoes, both major tributaries of the Amazon, flow into the mighty river near the jungle city of Manaus, they create a web of waterways that can be seen by satellites. This phenomenon is especially evident during floods.