Measuring R&D productivity

[1] BROWN MG, 1998, RES TECHNOLOGY M JUL

[2] Gibson J. E., 1981, MANAGING RES DEV

[3] *IND RES I, 1986, R D PROD

[4] PATTERSON WC, 1983, RES MANAGEMENT, V3

[5] PORTER JB, 1978, RES MANAGEMENT, V21

[6] RANFTL RM, 1974, R D PRODUCTIVITY

[7] SCHAINBLATT AH, 1982, RES MANAGEMENT, V25

[8] WOLFF MF, 1988, RES TECHNOLOGY M MAR, P2

[1] BROWN MG, 1998, RES TECHNOLOGY M JUL

[2] Gibson J. E., 1981, MANAGING RES DEV

[3] *IND RES I, 1986, R D PROD

[4] PATTERSON WC, 1983, RES MANAGEMENT, V3

[5] PORTER JB, 1978, RES MANAGEMENT, V21

[6] RANFTL RM, 1974, R D PRODUCTIVITY

[7] SCHAINBLATT AH, 1982, RES MANAGEMENT, V25

[8] WOLFF MF, 1988, RES TECHNOLOGY M MAR, P2