TRANSrisk partner BC3 has published an interesting paper on the implications of switching fossil fuel subsidies to solar.
Sampedro, J., Arto, I., & González-Eguino, M. (2017). Implications of Switching Fossil Fuel Subsidies to Solar: A Case Study for the European Union. Sustainability, 10(1), 50. https://doi.org/10.3390/su10010050