(in the white area), such as the combination at point G, are unattainable.

These points illustrate combinations that cannot be produced with the current resources and technology. The PPF tells us that the economy can produce 4 million smartphones and 5 million bikes at point E or 2 million smartphones and 12 million bikes at point C. But the economy cannot produce 4 million smartphones and 12 million bikes at point G.

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