This paper proposes a strategy to increase the efficiency of forecast combining methods. Given the availability of a wide range of forecasting models for the same variable of interest, our goal is to apply combining methods to a restricted set of models. To this aim, an algorithm procedure based...

The paper investigates the determinants of ethnic heterogeneity of the Italian provinces. Among other factors, the paper tests empirically whether gradual improvements in distant communication boost the generation of ethnically heterogeneous provinces. Consequently to easier communication,...

According to the literature, historical episodes of local self-governing institutions can explain why differences in socio-economic performances among different territories can persist over centuries. Such assumption has been tested comparing free city-states (Communes) and feudal towns in...