Pt. 1. Theory And Empirics Of International Growth Rate Differentials And Technology Gaps. Ch. 1. Technology, Growth And Welfare: A Historical Perspective. Ch. 2. The Literature On Economic Growth And Technological Change. Ch. 3. An Evolutionary Theory Of Economic Growth And Technological Change: The Basics. Ch. 4. Technology And Growth In An International Perspective, 1960-1990: An Impressionistic Approach -- Appendix Iv.1. Postwar Economic Welfare And The Selection Of Country Samples -- Appendix Iv.2. The 3-digit Isic Sector Classification (revision 2) -- Appendix Iv.3. On Measuring And Graphing Structural Differences Between Countries -- Appendix Iv.4. Some Tests For The Influence Of Multicollinearity On The Regressions In Section 4.2 -- Pt. 2. Technology Spillovers Between Interdependent Economies: Catching Up Or Falling Behind? Ch. 5. A Model Of Catching Up Or Falling Behind. Ch. 6. An Empirical Test Of The Model -- Appendix Vi.1. A Description Of The Data -- Appendix Vi.2. The Calculation Of The N-statistic -- Pt. 3. Technological Change, International Trade And Economic Growth. Ch. 7. An Evolutionary Model Of Technological Change, Specialization And Economic Growth -- Appendix Vii.1. Initial Values Of The Simulation Runs For The 3-country 2-sector Case -- Appendix Vii.2. Some Mathematical Details Of The Selection Equation In Discrete Time. Ch. 8. An Empirical View On The Evolution Of Trade And Technology -- Appendix Viii.1. Concordance Between Sitc-1, Isic-2 And The Sic-classification. Ch. 9. A Broader Empirical View On Trade, Technology And Growth -- Pt. 4. Summary And Conclusions. Ch. 10. A Concluding Summary. Bart Verspagen. Based On The Author's Thesis (ph. D.)--1992. Includes Bibliographical References And Index.