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OF VALUE.

value affecting one commodity remait.
same, the value of that commodity cc
vary, overlooking the circumstance, that
denotes a relation between two objects, +
must necessarily alter with an alteration in the
causes affecting either of them. He incessantly
identifies constancy in the quantity of producing
 labour with constancy of value,
Hence he maintains, that if we could find any
commodity invariable in the circumstances of
its production, it would be in the first place
invariable in value; and, secondly, it would
indicate, or would enable us to ascertain, the
variations in value of other commodities.
It is curious enough that he should never
have clearly discerned what such a commodity
would really serve to indicate: it would not, as
he asserts, serve to indicate the variations
in the value of commodities, but the variations
in the circumstances of their production. It
would enable us to ascertain, not any fluctuations
 in value, but in which commodity those
Auctuations had originated. He has in truth

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