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41
Assertion (A) In long run under perfect competition, all firms invariably get only normal profit.
Reason (R) All firms incur minimum average cost and incur no selling cost due to absence of product differentiation.
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Answer: Option A
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42
General price is that value which has no possibility of being established in the long run. This statement is
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Answer: Option B
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43
If coffee and tea are substitutes, what is the cross-price elasticity of demand for coffee with respect to the price of tea?
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Answer: Option C
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44
The market efficiency can be improved even without any policy intervention, starting with monopolistic equilibrium
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Answer: Option A
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45
Match the following.
List-I List-II
a. Cardinal approach 1. Marginal utility
b. Ordinal approach 2. Revealed preference theory
c. Hicks-Allen approach 3. Indifference curve
d. Consumer's surplus 4. Alfred Marshall
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Answer: Option B
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46
When there is a very small change in the price of a commodity, i.e. there is a negligible change and there is a high change in the demand, then what is the demand for such a commodity?
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Answer: Option A
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47
The important determinant of market size is
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Answer: Option B
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48
Marginal cost curve cuts the average cost curve from below at
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Answer: Option A
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49
A business, currently selling 10,000 units of its product per month, plans to reduce the retail price from Rs. 1 to Rs. 0.90. It knows from previous experience that the price elasticity of demand for this product is (-) 1.5. Assuming no other changes, the sales the business can now expect each month will be:
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Answer: Option D
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50
Hicks substitution effect for a fall in the price of a commodity, other things remaining constant, is given by
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Answer: Option B
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