Reference no: EM132631358
Q1) Sales are a function of advertising in newspapers and magazines (X, Y). 05S = XY2
Price of advertising in newspapers and magazines are Rs.5 and Rs.10 respectively. The total budget for advertising is Rs.105. For maximizing the sales, find out the best combination of advertisement in newspapers and magazines by using lagrangian multiplier. (Hint: Make equation of budget line with the help of above information).
Q2) Consider the following production function 05
TPL = 12L2 - 0.8L3
i) Determine the marginal product function(MPL)
ii) Determine the average product function (APL)
iii) Find the value of L that maximizes TPL
iv) Find the value of L that maximizes APL
v) Find the value of L that maximizes MPL
Q3) Suppose the following demand and supply function of a commodity. 15
Qd = 55 - 5P
Qs = -50 + 10P
After imposing tax, the new supply function is
Qs = -60 + 10P
i) Find out the equilibrium price and quantity before tax.
ii) Find consumer and producer surplus before tax.
iii) Determine government revenue and dead weight loss after tax.
Q4) A perfectly competitive firm has the following total cost function: 05
Total output Total Cost
0 20
1 30
2 42
3 55
4 69
5 84
6 100
7 117
How much will the firm produce if the price of the production the market is Rs. 14 per unit? How will it change its output if price rises to Rs. 16 per unit?