One of the core indicators in the field of scientometrics is the number of papers published by a unit within a given period. However, such indicators can only be assessed properly by considering the unit's available resources. When evaluating the efficiency of institutions worldwide, the problem...

Envelopment is an effective form of market entry that facilitates competition among platforms. Nevertheless, many commentators have focused on the anticompetitive potential of envelopment, and some have argued for regulation of platforms because of that concern. These calls for regulation are...

We assess the public spending efficiency of 20 Latin American countries over the period of 2000-2019, computing Data Envelopment Analysis efficiency scores. For the Public Sector Performance composite indicator, we use the annual data of socio-economic indicators, and for the input measure we...

We evaluate the impact of government spending efficiency on fiscal sustainability for a panel of 35 OECD countries during the period of 2007-2020. To answer our research question we first compute the magnitude of the responses of government revenues to changes in government spending. Next, we...

We provide an interesting empirical evidence dealing with the cross country data on equality i.e. movements of Gini coefficient over last four decades. This seems to suggest a robust empirical evidence that the growth or change in inequality across nations has a negative relation with initial...

After 162 years of political unification, Italy still displays large regional economic differences. In 2019, the per capita GDP of Lombardia was 39,700 euros, but Calabria’s per capita GDP was only 17,300 euros. We build a two-region, two-sector model of the Italian economy to measure the...

We introduce a new hybrid approach to joint estimation of Value at Risk (VaR) and Expected Shortfall (ES) for high quantiles of return distributions. We investigate the relative performance of VaR and ES models using daily returns for sixteen stock market indices (eight from developed and eight...