1.Using the laragian between returns to scale and Marginal rate of technical substitution Represent the equation P=2Q+3P=2Q+3 in a graph and determine whether it is a demand curve or a supply curve.

2.Explain the reason of supply curve to slope downward.

3.Does the impact of tax on aggregate output apply to microeconomics or macroeconomics? Explain.

4.What happens to the supply curve if the price of a relevant resource falls?

5.Does a change in producer technology lead to a movement along the supply curve or to a shift in the supply curve?

6.What is the relationship between total utility and marginal utility?

7.Does a change in producer technology lead to a movement along the supply curve or to a shift in the supply curve?

8.What are the two subfields into which economics is divided? Explain what each subfield studies

9.Why are market supply curves upward sloping?

10.Does a change in price lead to a movement along the supply curve or to a shift in the supply curve? Explain.