Home imposes a specific tariff of 0.5 on wheat imports. Determine and graph the

Home imposes a specific tariff of 0.5 on wheat imports. Determine and graph the effects of the tariff on the following: 
The price of wheat in each country
The quantity of wheat supplied and demanded in each country 
The volume of trade. 
Determine the effect of the tariff on the welfare of each of the following groups: 
Home import-competing producers
Home consumers
The Home government.
Show graphically and calculate the terms of trade gain, the efficiency loss, and the total effect on welfare of the tariff