After you have studied Reading Between the Lines on pp. 240–241, answer the following questions.
a. What products do Facebook and Google sell?
b. In what types of markets do Facebook and Google compete?
c. How do social networks and Internet search providers generate revenue?
d. What is special about social network sites that make them attractive to advertisers?
e. What is special about Internet search providers that make them attractive to advertisers?
f. What technological changes might increase the profitability of social networks compared to Internet search providers?