Each driver has a characteristic spatial and temporal scale at which it affects ecosystem services and human well-being. Climate change may operate on a spatial scale of a large region; political change may operate at the scale of a nation or a municipal district.
Amazon has several competitors in the electronics and general merchandise segment, many of which are brick and mortar rivals including Best Buy, Family Dollar, RadioShack, Staples, Target, Walmart, Sears, Big Lots, Delia and Systemacs.
Amazon and other retailers. Amazon (AMZN) has been a major winner when it comes to the retail sector. Not only has the online giant been able to maintain its profitability and expand its operations, but it has also been successful in attracting customers away from its rivals due to several competitive advantages. Amazon's Business Model: