Tinbergen,Jan <br/><br/>
Optimum social welfare and productivity: a comparative view 
by Jan Tinbergen...[et.al] 
 - New York  University of Press  1972 
 - 175p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Welfare economics
<br/><br/><label>Dewey Class. No.: </label>Q T49