Q.1 Besides the tariff, what kind of "Non-tariff trade barriers" an economy can impose? Explain each one clearly. (Hint: Draw the graph of quota policy's economic effects) Q.2 List all the "Other Explanations" of why countries trade that you know. Explain in detail any four of those by giving realistic examples and supporting your answer with substantial empirical evidence. Q.3 Define consumer surplus and producer surplus by drawing separate graphs for them. Explain with the help of the graph all economic effects of the small country's ad valorem, non-prohibitive tariff. Be thorough and answer in detail. Q.4 Explain clearly the meaning of the Leontief Paradox. What are the different attempts to explain Leontief Paradox? Explain each one clearly. Bring in all the explanations as clearly as possible.(Hint: Explain completely the argument of FIR)