Navaretti, Giorgio Barba,    1960- <br/><br/>
Weightless machines and costless knowledge :    an emperical analysi s of trade and technology diffusion /  
Giogio Barba Navaretti Isidro Soloaga. 
 - Torino :    Centro Studi Lucca d'Aglicano,    2001 
 - p. ;    21cm. 
 - Development Studies working paper ;    no.154 .
<br/><br/><label>Subjects--Topical Terms: </label><br/> Business.<br/> Commerce.
<br/><br/><label>Dewey Class. No.: </label>MISR381 NAV