R&D2

FT.com has more on R&D.

"A simple example of the benefits of R&D spending for share price is the performance of the scoreboard’s “R&D portfolio”, comprised of companies in the FTSE100 index that devote more than 4 per cent of their turnover to R&D. Since it started in August 1997, the portfolio has increased in value by 73 per cent, while the FTSE100 has risen by only 16 per cent (see graph below)."

This also includes data in excel format.