This report provides an overview of green infrastructure planning and the use of nature-based solutions in Italy. It identifies key challenges and trade-offs and provides recommendations to promote their uptake across the different levels of government. The report also analyses four case studies...

We study the determinants and productivity effects of regional transportation infrastructure investment in France, Germany, Italy, and Spain. We estimate productivity effects with regional production functions for each country controlling for the potential endogeneity of public infrastructure...

High-speed trains can compete successfully with road, air and conventional rail services on densely trafficked routes where willingness to pay is sufficient at the relatively elevated fare levels needed to cover costs. High-speed rail investments can also relieve congestion on the conventional...