Kò͘-bé-le̍k

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Kò͘-bé-le̍k (Eng-gí: purchasing power) sī bí chi̍t tan-ūi ê thong-hòe thang kò͘-bé ê châi-hòe kap ho̍k-bū ê sò͘-liōng, phín-chit he̍k-chiá kè-ta̍t.