TY  - BOOK
AU  -  Lipsey,Richard G.
AU  -  Chrystal,K.Alec
TI  -  An introduction to positive economics / 
SN  -  0198774257
U1  -  330 
PY  - 1995///
CY  -  Oxford : 
PB  -  Oxford University Press, 
KW  -  Economics
N1  -  Includes bibliographical references and index
ER  -