Practice Research Questions and Answers

• Find MR when ed=0.5 and P=10
• The 2nd phase (diminishing returns to a factor) is exhibited by the following total product sequence:
• Commodity X and Y have an equal price elasticity of supply. The supply of X rises from 400 units to 500 units due to a 20 percent rise in its price. Calcul...
• Demand function for two commodities was given as below. Which of the following options are correct? Q1= A1(Px1)-0.5 (Px2)0.2 Q2 = A2(Px2)-0.5 (Px1)0.6 ...
• Find Saddle point from the payoff matrix: ...
• Using the following table. Find the profit-maximizing output when price is Rs 25:   ...
• If following is a payoff (profit) matrix for Firm  A and B. What should be strategy for Firm A. first number is for Firm A and second is for Firm B.   ...
• A perfectly competitive firm was given, P = 60 and TC = Q2 + 8Q + 10. Now price decreases to 54, what is the change in profit?
• Demand and supply equations were given as Qd = 300 - P, Qs = P/2 and govt imposes specific tax you had to find quantity at which tax revenue is maximized?
• It is given that Qd = 300 - P, Qs = Q/2. Government imposes specific tax in such a way that it maximizes the total tax revenue. Then find out the DWL in su...
• What is the basis of international trade in the Heckscher-Ohlin model?
• There is a situation in which there is an extreme fall of demand for loans. What should be done by banks in such a situation?
• What is the terms of trade formula?
• Which growth model inspired the use of the capital-output ratio for development planning?
• A spot purchase of a currency coupled with simultaneous forward sale of the same currency is called:
• In a flexible exchange rate system, if domestic interest rate increases, then which of the following is true:
• A society in which there was garbage collection problem. But there was voluntary problem of payment so some people would participate and some wouldn’t pa...
• Vaccination dose by some individuals benefits the individuals around them by reducing the pace with which the disease spreads. This is an example of which ...
•   If investment is not responding to change in interest rate, then which of the following is true?
• What is the effect of expansionary fiscal policy on output and unemployment?
• T he Golden Rule of Capital in the Solow Growth Model is that level of steady-state capital per worker where,               I.        ...
•   In the Lewis model, what does the term “surplus labor” refer to?
• The long-run Phillips Curve is ____________ Which indicates
• I f Rs. 10 crores are invested in public works and MPS is 0.25, then the increase in income would be
• New loans made = 1000. Fractional reserve ratio is 1/3, by how much deposits will grow?
• Real Wages = 500, Consumer price index = 1.2. Calculate nominal wages?
• COR = 5:1, Savings rate = 12.5%, Population growth rate = 2.5%. Find growth rate of output.
• GDP= 12000, tax rate was 15% of GDP, Private savings was 12% of GDP and public savings was 360. Find consumption level of closed economy.
• What is the effective tariff rate on the commodity, when no imported inputs are used?
• A country imposes a 10% tariff on imported vehicles but no tariff on imports of machinery or other inputs to the manufacture of vehicles. Suppose that unde...
• Calculate Disposable income if, Consumption (C) = 200, Investment (I) = 50, Government purchases (G) = 70, Government transfer payments (TP) = 150, Taxes (...
• If, C = 250 + 0.5 (Y-T) , I = 250-500i, i=0.1 and G=T= 300. What will be the equilibrium level of income?
• Probability machine A fails = 40% and machine B fails = 50%. What is the probability plant will work when both machines work well?
• If equation is over-identified which method is used to estimate?
• For a normal curve, X+-3sd lies within?
• Refer the following table. How many students scored up to 40 marks?   ...
• A bag contains 8 Black and 4 White balls. 10 balls were randomly selected from the Bag. What is the probability that out of the 10 balls selected at random...
• The mean and median of 100 observations are 50 and 52 respectively, the value of the largest item is 100. Later it was found out that the value 110 was mis...
• For a frequency distribution if Coefficient of variation is 5, standard deviation is 2 and Karl Pearson’s coefficient of skewness is 0.5, the value of me...
• Mean and Standard deviation of 100 observation is 50 and 10 respectively. What will be the new mean and Standard deviation if each observation is multiplie...