Barnett, William; Pasupathy, Meenakshi - Department of Economics, University of Kansas - 2012
Recently there has been a growing tendency to impose curvature, but not monotonicity, on specifications of technology …. But regularity requires satisfaction of both curvature and monotonicity conditions. Without both satisfied, the second … order conditions for optimizing behavior fail and duality theory fails. When neither curvature nor monotonicity are imposed …