Live trap corporation received the data below for its rodent cage production unit. output input 50,025 cages production time 652 labor hours sales price: $3.60 per unit wages $ 7.60 per hour raw materials (total cost) $ 31,550 component parts (total cost) $ 15,900 find the total productivity in units sold and dollars of sales per dollar input.

When cell phones were first entering the market, they were relatively large and reception was undependable. all cell phones were essentially the same. but as the technology developed, many competitors entered, introducing features unique to their phones. today, cell phones are only a small fraction of the size and weight of their predecessors. consumers can buy cell phones with color screens, cameras, internet access, daily planners, or voice activation (and any combination of these features). the history of the cell phone demonstrates what marketing trend?