We use anonymized data from Facebook to construct a new measure of the pairwise social connectedness between 180 countries and 332 European regions. We find that two countries trade more with each other when they are more socially connected and when they share social connections with a similar...

This paper provides evidence on the degree of persistence of one of the key components of the CAPM, namely the market risk premium, as well as its volatility. The analysis applies fractional integration methods to data for the US, Germany and Japan, and for robustness purposes considers...

Macroeconomics deals with economics at the aggregate level. This could be at a national level or the interaction between nations. Production of output necessarily involves pollution and degrading the environment. Therefore, environmental issues enter inevitably. Some problems that have been...

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...

Oil market VAR models have become the standard tool for understanding the evolution of the real price of oil and its impact in the macro economy. As this literature has expanded at a rapid pace, it has become increasingly difficult for mainstream economists to understand the differences between...

We study the association between oil rents and tax revenues, highlighting the importance of the shadow economy as a mediating factor. We present a simple theoretical model demonstrating that decreasing oil rents are likely to be positively associated with the tax revenues in a country with a...

This paper investigates the dynamic linkages between portfolio flows and various news indices (based on both "positive" and "negative" news headlines collected from Bloomberg), whilst also controlling for a comprehensive set of push and pull factors. The monthly panel examined comprises 49...

The paper reviews recent literature on the economics of migration and diasporas, focusing on economic gains and opportunities that these diasporas could represent for home countries. In addition, the paper discusses policies aimed at leveraging this "diaspora capital"

How was the birth of "Environmental Economics" related to the first Earth Day fifty years ago (April 22, 1970)? This short note introduces some ideas about an amazing burst of intellectual activity from 1968 to 1974. Environmental economics was not a field of economics before this brief period,...