Practice Research Questions and Answers

• Which one of the following is not an assumption of Classical Linear Regression Model
• Which of the following is not a test related to Heteroscedasticity?
• In the Solow growth model, long-run economic growth is determined by:
• The Fisher Effect assumes that the       
• Consider the following Utility function U(x,y) = 4x2 + 9y2 +12xy. Here the preferences are
• What is the elasticity of the demand curve when P=10 and Q=20 and the inverse of slope of the demand curve is -2?
• In which of the following market structure Quantity is maximum?
•  Endogeneity in regression arises when:
• We quite often use the term economies of scale. What does this mean?
• For the following demand curve, Q=10P-2 , calculate the profit made by the monopolist when Marginal cost is Rs.2
• Among the following production functions which one is having increasing returns to scale
• When an individual’s consumption decreases the wellbeing of others, but the individual does not compensate those others. It is the case of__________.
• What is the value of the balanced budget multiplier?
• In case of full Crowding out effect what is the shape of the LM curve
• In an economy, ceteris paribus, the value of imports decreased by Rs.100, what is the change in the value of output
• The relationship between the unemployment rate and the gross national product is depicted by
• The inverse demand function for a commodity is P = 50-2Q-Q2 . Calculate the consumer surplus when quantity demanded is 5 unts.
• When a straight-line demand curve is tangent to curvilinear demand curve then the elasticity of the curves at point of tangency is
• Consider the following Utility function U(x,y) = 4x+5y. The price of x and y are 5 and 6 respectively. The income of the consumer is 120. Calculate the max...
•   Consider the following demand curve Q=100-P in a Duopoly where in A firm is the leader and the B firm is the follower. The Marginal cost given as 20...
• A monopoly firm has the following demand and cost function Q = 50-P Total Cost = 20 + 2Q + 3Q2 Government imposes an excise tax @Rs.5 per unit. What is the...
•   The impossible trinity is a concept in international economics which states that it is impossible to have all three of the following at the same tim...
• A government recently introduced the Policy mix of Monetizing Budget deficit to revive the economy. Using the IS-LM framework, the impact on Output and int...
• C= 0.8(1-t)Y , t=0.25, I=200 and G=800. Calculate the change in output when tax rate increases to 0.50
• Refer to the below given table   Calculate the GDPmp...
• Refer to the below table What is the total employed population? ...
• The level of current inflation is 9% and inflation for the previous year was 6%. The strength of the effect of unemployment on the wages is 2. Calculate th...
• The wealth distribution in a certain country is described by following Lorenz Function            &n...
•   Refer to the below table and calculate the net value added at  market price ...
• What is the standard error of regression y on x when the standard deviation of y is 2 and the coefficient of determination is 0.36
• Approximately what is the Coefficient of Variation of first  50 natural numbers ?
• X = 10Y+9 and Y = DX+8 are two regression equations of X on Y and Y on X respectively. Which of the following is true always regarding D
• For n=100, given that the regression of X on Y is 4Y-6X+240 = 0 The mean of Y=100 and variance of X is 4/9 times the variance of Y. Calculate the coefficie...
• 1)    Calculate the standard error of the estimate of Y on X regression equation for the following data N =50 , ∑y^2 = 150 , ∑xy = 1...
•   Which of the following is true about Omission(Overfitted) and Inclusion(Underfitted) type of the specification error
• In Durbin-Watson test, if the value of d is 4, then what is the characteristic of the autocorrelation
•   For the given data, n=10, X̅ = 20, Y̅ = 40, ∑(X-5)^2 = 100, ∑(Y-20)^2 =160 and     ∑(X-5)*(Y-20) = 80. Calculate t...
• X, Y and Z constitute a random sample of size 3 from normal population with the mean µ and variance α2, find the efficiency of (X+2Y+3Z)/5...
• For the 2 variables x and y with the same mean, the regression equation are y = 5x+b and x=7y +c. Calculate b/c
• At price of Rs.5 quantity demanded is 10 units and at price of Rs.6, demand is 8 units. Calculate the market demand when price is Rs.4