Lipsey, Richard G., 1928-  Lipsey, Richard G., 1928- <br/><br/>
An introduction to positive economics. 

 - [2nd ed.]. 
 - London :  Weidenfeld & Nicolson,  [1967] 
<br/><br/> First published in this ed. in 1966. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics -- Study and teaching -- Africa--Economics -- Study and teaching -- Africa--Economics -- Study and teaching -- Africa