emerge. First, minor differences in education technologies, preferences, or wealth, can lead to a high degree of … inequality in education and income more persistent across generations. Whether the same is true of inequality in total wealth … richer communities; thus average academic performance and income growth both fall. Yet it may still be possible for education …

and general education, with a superior social status attached to general. The resulting dynamic political equilibrium is … best summarized by the ratio of vocational to general education, which we interpret as a measure of the degree of … vocational education at the expense of general. …

sectors (inter-sectoral spillovers), or at the international level. We find that innovation is strongly driven by knowledge … spillovers, especially those occurring at the national level. Wind and solar technologies exhibit distinct innovation … only influential in the case of wind technology. We also find evidence that public R&D stimulates innovation, particularly …