[1] Food & Agr Org United Nations, Econ & Social Dept, Rome, Italy
[2] Int Dev & Res Associates IDRA & Kagins Consulting, Vacaville, CA USA
[3] Univ Teramo, Fac Polit Sci, Teramo, Italy
[4] Int Monetary Fund, Res Dept, Washington, DC USA
[5] Univ Calif Davis, Agr & Resource Econ, Davis, CA USA
[6] Agr Org United Nations FAO, Inclus Rural Transformat & Gender Equ Div Food, Viale Terme Caracalla, I-00153 Rome, Italy