TY  - BOOK
AU  - Richard G. Lipsey
AU  - Chrystal K. Alec 
TI  - An introduction to positive economics 
SN  - 9780198774242
U1  - 330 LIP 
PY  - 1995///
CY  - Oxford
PB  - Oxford University Press, 
KW  - Economics
KW  - International trade
N1  - Includes index
N2  - This revised edition features new material on modern theory, further applications sections illustrating the theory covered, more references to policy issues, and up-to-date coverage of the international institutional environment. An ELBS/LPBB edition is available
ER  -