TY - CONF A1 - Thornton, D A1 - Kagan, R A A1 - Gunningham, N T1 - Regulating with carrots, regulating with sticks. Y1 - 2006// N1 - R832153 ER - TY - CONF A1 - Thornton, D A1 - Kagan, R A A1 - Gunningham, N T1 - The persistence of economic factors in shaping regulation and environmental performance: the limits of regulatory and social license pressures. Y1 - 2007// N1 - R832153 ER -