Incentives to invest in higher education are affected by both the direct wage effect of human capital investments and the indirect wage effect resulting from lower unemployment risks and shorter spells in unemployment associated with higher educated. We analyse the returns to education in...

Do investment programs create more jobs in tight or in slack labor markets? We study this question using data from a large, long-term photovoltaic invest scheme in Germany. Comparing counties with high and low unemployment both over time and across space, we find that photovoltaic installations...