<P></P>
<P>R&amp;D competition for product innovation</P>
<P>Research, Invention, Development and Innovation</P>
<P>S Model of Diffusion in the Product of an Innovation</P>
<P>SUPPRESSION AND NON-WORKING OF PATENTS, WITH SPECIAL REFERENCE TO THE DYE AND CHEMICAL INDUSTRIES</P>
<P>Technological Opportunity and Spillovers of R&amp;D</P>
<P>The Case Against Intellectual Property</P>
<P>The Economics of Invention Incentives</P> <BR>
<P align=right><FONT color=#000066>[此贴子已经被作者于2006-12-20 9:24:45编辑过]</FONT></P>