ABSTRACTA Sraffian model is presented in which commodities are produced by means of heterogeneous labour, and wages are (partially) determined by scarcity. Demand is explicitly taken into account, and therefore a “choice of techniques” perspective is adopted. It is shown that demand influences the choice of the cost‐minimizing technique, and that the cost‐minimizing technique may not always be unique. A dynamic extension of the model is briefly discussed. A numerical example illustrates how systems might behave ov