題組內容

 1. Let the inverse demand function of good t in a country be Px = 5- Dx, where P. is the price of z and Ds is the quantity demanded. The quantity supplied is Qx and the inverse supply function is Px =3+ Qx. Answer the following questions.

C. (8 points) Calculate the consumer and producer surplus under antarky and trade. Measure the gains from trade in terms of surplus.