Laspeyres price index uses which quantity weights?
A. Current period quantities
B. Average of base and current quantities
C. Geometric mean of quantities
D. Base period quantities
Answer: Option D
Solution (By JKSSB Mock Tests)
Laspeyres index = Σ(p₁q₀)/Σ(p₀q₀) × 100, using base period quantities (q₀) as weights, which may overstate inflation if consumers substitute away from goods with rising prices.
Explanation:
Demographic dividend is the economic growth potential when the share of the working-age population is larger than the non-working-age share.
Explanation:
Yule's Q = [(AB)(αβ) - (Aβ)(αB)] / [(AB)(αβ) + (Aβ)(αB)]; if the denominator is zero (all cells zero or impossible configuration), Q is undefined, though this rarely occurs in real data.
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