For more than 250 years the fundamental Economic growth engines have been technological innovations. The most important of them are what economists call technology for general use – a category that includes the steam engine, electricity and internal combustion engine. Everyone has catalyzed waves of innovations and complementary opportunities. The internal combustion engine, for example, has given birth to cars, trucks, planes, chain saws and lawns, as well as large -scale retailers, shopping centers, transmission warehouses, New supply chains and, when you think about it, suburb. Companies as diverse as Walmart, UPS and Uber have found ways to take advantage of technology to create new profitable commercial models.