<P>8.RATES OF RETURN FROM INDUSTRIAL RESEARCH AND DEVELOPMENT. By Mansfield, Edwin. American Economic Review, May65, Vol. 55 Issue 2.pdf</P>
<P>9.Technological Change and Market Structure An Empirical Study. By Mansfield, Edwin. American Economic Review, May83, Vol. 73 Issue 2.pdf</P>
<P>10.Technological Creativity Japan and the United States. By Mansfield, Edwin. Business Horizons, Mar Apr89, Vol. 32 Issue 2.pdf</P>
<P>11.THE COSTS OF INDUSTRIAL PRODUCT INNOVATIONS. By Mansfield, Edwin; Rapoport, John. Management Science, Aug75, Vol. 21 Issue 12.pdf</P>
<P>12.The role of technology in business economics. By Mansfield, Edwin. Journal of the Economics of Business, 1994, Vol. 1 Issue 1.pdf</P>
<P>13.THE SPEED AND COST OF INDUSTRIAL INNOVATION IN JAPAN AND THE UNITED STATES EXTERNAL VS. INTERNAL TECHNOLOGY. By Mansfield, Edwin. Management Science, Oct88, Vol. 34 Issue 10.pdf</P>
<P>14.THE SPEED OF RESPONSE OF FIRMS TO NEW TECHNIQUES. By Mansfield, Edwin. Quarterly Journal of Economics, May63, Vol. 77 Issue 2.pdf</P>
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