| Preface | p. ix |
| The emergence of an economics of technical advance | p. 1 |
| Early observations on technical advance | p. 3 |
| Schumpeter and beyond | p. 7 |
| Collective versus market direction | p. 13 |
| Technical advance? | p. 17 |
| Organization of the book | p. 19 |
| Schumpeterian hypotheses | p. 22 |
| Innovation and monopoly power | p. 27 |
| Innovation and firm size | p. 31 |
| The "technology-push" hypothesis | p. 33 |
| The "demand-pull" hypothesis | p. 35 |
| Demand-pull and market structure | p. 36 |
| Summary | p. 47 |
| Appendix | p. 48 |
| Empirical studies of the Schumpeterian hypotheses | p. 49 |
| The inventive process | p. 54 |
| The roles of technological opportunity and economic opportunity | p. 58 |
| The innovation production function | p. 64 |
| The effects of technical advance on market structure | p. 70 |
| Firm size and inventive activity | p. 75 |
| Market structure and innovation | p. 84 |
| Concentration and research effort | p. 86 |
| Concentration and innovation output | p. 91 |
| Other elements of market structure | p. 93 |
| Liquidity and profitability | p. 95 |
| Diversification and entrepreneurial talent | p. 98 |
| Market structure and diffusion of innovations | p. 100 |
| Summary | p. 102 |
| Modern theories of market structure and innovation: The decision theoretic approach | p. 105 |
| The rewards and probabilities of collecting them | p. 112 |
| The cost | p. 116 |
| Speed of development | p. 117 |
| New product pricing | p. 122 |
| The nonrivalrous solution | p. 123 |
| Intense rivalry | p. 123 |
| A particular cost function | p. 124 |
| Is development worthwhile? | p. 125 |
| Noncontractual development | p. 127 |
| Development ceases upon rival entry | p. 130 |
| A range of innovations | p. 131 |
| Self-financing | p. 132 |
| Rival precedence need not halt RandD | p. 135 |
| Impossible imitation and costless imitation | p. 140 |
| Summary | p. 141 |
| Appendix | p. 145 |
| Speed of development | |
| New product pricing | |
| The nonrivalrous solution | |
| Intense rivalry | |
| A particular cost function | |
| Development ceases upon rival entry | |
| A range of innovations | |
| Self-financing | |
| Rival precedence need not halt RandD | |
| Modern theories of market structure and innovation: the game theoretic approach | p. 176 |
| Costs and the speed of development | p. 179 |
| Rewards | p. 182 |
| Technical and market uncertainty | p. 182 |
| Efficiency | p. 185 |
| Social optimality | p. 187 |
| The market solution | p. 189 |
| Summary | p. 193 |
| A dynamic approach | p. 197 |
| Appendix | p. 199 |
| Costs and speed of development | |
| Technical and market uncertainty | |
| Efficiency | |
| Social optimality | |
| The market solution | |
| Summary and prospectus | p. 216 |
| References | p. 224 |
| Author index | p. 237 |
| Subject index | p. 240 |
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