This paper aims to investigate the volatility spillovers among selected emerging economies' sovereign credit default swaps (SCDSs), including those of Saudi Arabia, Russia, China, Indonesia, South Africa, Brazil, Mexico, and Turkey. Using data from January 2010 to July 2023, we apply the...

The valuation of options and to a large extent the financial derivatives market require an optimal estimation of the volatility, since this is precisely the variable that is negotiated. We present then a statistical methodology for the estimation of the volatility parameter for an asset using...

In 2008, the company Airbnb started its activity becoming the most representative tourism accommodation company from the sharing economy. Nowadays, it has more than 6.500.000 registered listings around the world. Previous literature examines hedonic models where Airbnb’s prices are explained...

Despite the growing interest in realized stochastic volatility models, their estimation techniques, such as simulated maximum likelihood (SML), are computationally intensive. Based on the realized volatility equation, this study demonstrates that, in a finite sample, the quasi-maximum likelihood...

This paper examined the impact of fiscal deficit on inflation in Namibia. The paper employed Autoregressive Distributed Lag Model (ARDL) and Granger causality approach using quarterly data for the period 2002 - 2017. Empirical results showed evidence of a long run positive effect of fiscal...

Through its whole set of activities related to the invention, development, production and use of biological products and processes, bio-economy contributes significantly to the economy and to the progress of society by improving the sustainability of health, nutrition, energy efficiency,...

This work describes a versatile and readily-deployable sensitivity analysis of an ordinary least squares (OLS) inference with respect to possible endogeneity in the explanatory variables of the usual k-variate linear multiple regression model. This sensitivity analysis is based on a derivation...

The National University of Colombia boasts a clear and egalitarian salary regime for its academic staff. Apart from rules concerning maternity and paternity leaves, which follow national Colombian legislation, the Academic Personal Statute is completely free of gender-based norms. Salaries are...

This article aims to determine which variables have effect on the attendance frequency to live flamenco shows. Firstly we have done interviews to flamenco and music industry experts to achieve new-fangled variables in our analysis. Secondly, these variables were valued by flamenco consumers...

Background The incomplete immunization has potentially exposed vulnerable children, especially from the socio- economically disadvantage group, to vaccine preventable diseases. The schemes would maximize social benefit only when the immunization is effectively distributed on an equitable...