Asymmetric Regional Dynamics in the Portuguese Economy: Debt, Openness and Local Revenues
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Regional Studies, vol. 55, 2021, p. 322-332.

These Rules Are Made for Spending: Testing and Extending the Law of 1/N
Germa Bel, Ringa Raudla, Miguel Rodrigues , Antonio Tavares
Public Choice, vol. 174, 2018, p. 41-60.