1.(The Heckscher-Ohlin model) After entering the North American Free Trade Agreement (NAFTA), Mexico has experienced an increase in income inequality. What must be true in Mexico relative to the USA in order for what was observed in Mexico to be consistent with the predictions of the Heckscher-Ohlin model? Do you think that is actually true? What might be another explanation for the increase in income inequality in Mexico? What might be your policy recommendation to reduce inequality in Mexico?