Ouellette, Pierre; Quesnel, Jean-Patrice; Vigeant, Stéphane - In: European Journal of Operational Research 220 (2012) 2, pp. 571-576
In the standard framework of data envelopment analysis (DEA) models, the returns to scale are fully characterized using the multiplier on the convexity constraint of inefficient decision making units (DMU) using the projection of the input–output vector on the frontier. In this note, we...