The Economic Model of the Farmer
We consider the 21 regions of metropolitan France. Each region r is
managed by a representative farmer who selects farming land-uses
along time. It is assumed that forests and no agricultural land-uses are
kept fixed. The farmers make their choice in order to maximize their
income given rigidity and technical constraints. Thus this income
depends on two economic parameters–unit gross margin and public
incentives–and the current land-uses. The program of the regional
agent is defined by: