Real income is: a) Nominal income adjusted for inflation. b) The amount of money income received in a given time period, measured in current dollars. c) The use of nominal dollars to gauge changes in income. d) None of the other choices.

After jeff bezos read about how the internet was growing by 2,000 percent a month, he set out to use the internet as a new distribution channel and founded amazon, which is now the world's largest online retailer. this is clearly an example of a(n)a. firm that uses closed innovation. b. entrepreneur who commercialized invention into an innovation. c. business that entered the industry during its maturity stage. d. exception to the long tail business model