TY - BOOK AU - Cohen,S I TI - Economic models for policy making: principles and designs revisited SN - 9780415509046 AV - HC59.7 .C588 2012 U1 - 330.01 22 PY - 2012/// CY - London PB - Routledge KW - Economic policy KW - Developing countries N1 - Includes bibliographical references (p. 366-388) and index ER -