Using simple diagrams, show how each of the following, in theory, affects (i) the supply of food for urban consumers, and (ii) the welfare of a representative agricultural household:
<br/> -Using simple diagrams, show how each of the following, in
theory, affects (i) the supply of food for urban consumers, and (ii) the welfare of a representative agricultural household:
-a) An output price support
-b) A fertilizer subsidy that does not change the output price
-c) A cash transfer to agricultural households that does not change output or input prices