Convergence in per capita income turns on whether technological knowledge spillovers are global or local. Global … has disappeared, is estimated to be only 1,200 kilometers. Second, technological knowledge has become a lot more global …

Convergence in per capita income across countries turns on whether technological knowledge spillover are global or … years 1970 and 1995. First, I find that technological knowledge is to a substantial degree local, not global, as the … more global over the sample period. As a determinant of productivity, foreign R&D has significantly gained in importance …

Convergence in per capita income across countries turns on whether technological knowledge spillover are global or … years 1970 and 1995. First, I find that technological knowledge is to a substantial degree local, not global, as the … more global over the sample period. As a determinant of productivity, foreign R&D has significantly gained in importance …

Convergence in per capita income turns on whether technological knowledge spillovers are global or local. Global … has disappeared, is estimated to be only 1,200 kilometers. Second, technological knowledge has become a lot more global …

Convergence in per capita income across countries turns on whether technological knowledge spillover are global or … years 1970 and 1995. First, I find that technological knowledge is to a substantial degree local, not global, as the … more global over the sample period. As a determinant of productivity, foreign R&D has significantly gained in importance …