The Internet was born in 1969. For the next 20 years, mainly scientists in universities and research laboratories used it. But in the 1990s, the use of Internet service increased dramatically and the price per hour of Internet service fell.
a. Are there any substitutes for Internet service? If so, provide an example.
b. Are there any complements of Internet service? If so, provide an example.
c. What are the main developments that brought about the dramatic increase in the quantity of Internet service during the 1990s?
d. Which developments that you identified in part (c) shifted the demand curve for Internet service rightward?
e. Which developments that you identified in part (c) increased the quantity demanded of Internet service?