The present paper seeks to provide some new insights into the precise nature and the analytical foundations (or lack of them) of the familiar industry supply curve. We reconsider some fundamental phases of its historical evolution. Two different traditions are distinguished: one consists of the...

A Kaleckian mark-up theory of pricing implies a trade-off frontier between mark-ups and wages, with the result that mark-ups and wages cannot all be independently determined-by whatever processes. Wages in different industries are just as much in conflict as are wages and mark-ups. The way in...