Predictions of the portfolio model of the economy are tested using regional growth data from Europe. It is shown that more aggregated regions of Europe tend to be more economically diverse than more disaggregated regions. Then, using different frontier estimation methods, evidence of a convex...

In the context of Romania's push toward sustainable and inclusive development, the government has asked the World Bank to support the harmonization of public investments financed by the European Union and the state budget. The current report describes the national program for local development...