TY  - BOOK
AU  - Calvert, Randall L
TI  - Positive political economy
SN  - 9780415269414
U1  - 330 CAL 
PY  - 2001///
CY  - New York
PB  - Routledge
KW  - Economics
N1  - Includes bibliographical references (p. 55-60) and index
ER  -