Romer, Paul M. <br/><br/>
What determines the rate of growth and technological change ? / 
P aul M. Romer 
 - Washington :   World Bank,   1989 
 - 45 p. :   ill. ;   30 cm. 
 - World Bank working papers;   no.279 .
<br/><br/>Includes bibliographical references (p.37) 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Technological innovations