高階ECON-INFA-009
Hong Kong's CPI(A) and Composite CPI often diverge. The main reason is that CPI(A) has a higher weight on:
A. Housing (private rental)
B. Food and basic necessities✓ 答案
C. Transport and telecommunications
D. Education and medical services
解說
CPI(A) covers the lowest 50% of households by expenditure and has higher weights on food (≈27% vs ≈21% in Composite) and basic necessities. Lower-income households spend more on essentials.