e) Berapakah kadar ad valorem minimum yang akan mewujudkan tarif larangan dalam kes di atas? What would be the minimum ad valorem rate which would create the tariff prohibitive in the above case? g) Andaikan negara tersebut mengenakan kuota import 20 unit barang X. Apakah nilai kesan penggunaan, kesan pengeluaran, kesan perdagangan, dan kesan hasil daripada kuota tersebut? Suppose that the country imposes an import quota of 20 units of good X. What would be the value of consumption effect, production effect, trade effect, and revenue effect due to the quota? h) Pihak manakah yang untung dan pihak manakah yang rugi daripada perlaksanaan kuota? Adakah yang berlaku pada kebajikan negara? Tunjukkan dan terangkan kerja anda. Which party would gain and which party would lose from the implementation of the quota? What would happen to the welfare of the country? Please show and explain your work