Answer to Question 1
Policies for increasing the economic growth rate are 1 ) Stimulate saving (for instance, tax incentives could be directed at increasing saving which will then increase the capital stock); 2 ) Stimulate research and development (inventions can be copied, so government subsidies can lead to more inventions that spread throughout the economy); 3 ) Encourage international trade (free international trade encourages economic growth because free trade extracts all the possible gains from specialization and exchange); 4 ) Improve the quality of education (education creates benefits beyond the ones enjoyed by the students who receive education).
Answer to Question 2
D