The government of Andovia is considering the imposition of a specific tariff on imported rice, a staple food. The domestic market for rice is currently in free trade equilibrium. The world price of rice is USD 200 per tonne. Domestic demand supply schedules (in thousands of tonnes per year) are:
Qd=500−0.5PQs=−100+P
where
P is the price in USD per tonne. The demand intercept (choke price) is USD 1000 per tonne.