Search for: [References = "Del Bo, C., Florio, M., Sirtori, E., \& Vignetti, S. \(2011\). Additionality and Regional Development\: Are EU Structural Funds Complements or Substitutes of National Public Finance\? Milan\: University of Milan\-Centre for Industrial Studies. https\:\/\/doi.org\/10.2139\/ssrn.2723402"]