Economic Analysis of Social Issues 1st Edition by Alan Grant

تمرين 14

Consider the following graphs, labeled (a) through (d), which depict the effects of events in the corn market. Associate each of the following events with one, and only one, of the graphs.
Event 1: A 3-year drought strikes the Midwest.
Event 2: Drivers start fueling their cars with corn-based ethanol instead of petroleum-based gasoline.
Event 3: The latest low-carb diet fad recommends replacing corn with meat and eggs.
Event 4: CF Industries, a major.fertilizer producer, invents a more effective fertilizer.