Frontmatter -- Preface -- Contents -- The setting of the problem -- Patent statistics -- The role of intellectual stimuli -- The use of important inventions as a cause of further inventions -- Productivity advance: A Case of supply and demand? -- The amount of invention is governed by the extent...

Innovation and industrial evolution -- History-friendly models: methods and fundamentals -- The US computer industry and the dynamics of concentration -- Vertical integration and dis-integration in the computer industry -- The pharmaceutical industry and the role of demand -- Reprise and conclusions