Boussemart, Jean-Philippe; Butault, Jean-Pierre; Ojo, … - IÉSEG School of Management, Université Catholique de Lille - 2012
This paper offers an approach based on the economic theory of index numbers that revisits the classical surplus accounting technique. We measure the productivity gains and the combined effects of output and input price variation on French farmers’ income between 1959 and 2011, for the whole...