SEARCH OF USEFUL THEORY OF INNOVATION

[11] FREEMAN C, 1974, ECONOMICS INDUSTRIAL

[12] FRIEDMAN L, 1973, THESIS YALE U

[13] GILPIN R, 1975, TECHNOLOGY ECONOMIC

[14] MANAGERIAL AND STOCKHOLDER WELFARE MODELS OF FIRM EXPENDITURES [J]. REVIEW OF ECONOMICS AND STATISTICS, 1972, 54 (01) : 9 - 24

[15] HYBRID CORN - AN EXPLORATION IN THE ECONOMICS OF TECHNOLOGICAL-CHANGE [J]. ECONOMETRICA, 1957, 25 (04) : 501 - 522

[16] Griliches Z, 1973, SCI TECHNOLOGY ECONO

[17] Habakkuk JH, 1962, AM BRIT TECHNOLOGY 9

[18] Hayami Y., 1971, AGRICULTURAL DEVELOP

[19] HUGHES W, 1971, TECHNICAL CHANGE REG

[20] JEWKES J, 1961, SOURCES INNOVATION

[11] FREEMAN C, 1974, ECONOMICS INDUSTRIAL

[12] FRIEDMAN L, 1973, THESIS YALE U

[13] GILPIN R, 1975, TECHNOLOGY ECONOMIC

[14] MANAGERIAL AND STOCKHOLDER WELFARE MODELS OF FIRM EXPENDITURES [J]. REVIEW OF ECONOMICS AND STATISTICS, 1972, 54 (01) : 9 - 24

[15] HYBRID CORN - AN EXPLORATION IN THE ECONOMICS OF TECHNOLOGICAL-CHANGE [J]. ECONOMETRICA, 1957, 25 (04) : 501 - 522

[16] Griliches Z, 1973, SCI TECHNOLOGY ECONO

[17] Habakkuk JH, 1962, AM BRIT TECHNOLOGY 9

[18] Hayami Y., 1971, AGRICULTURAL DEVELOP

[19] HUGHES W, 1971, TECHNICAL CHANGE REG

[20] JEWKES J, 1961, SOURCES INNOVATION