This paper aims to analyze changes in the long-term and short-term oil price elasticities of the real ruble exchange rate, as well as the speed of convergence of the exchange rate to a long-term equilibrium. The analysis is conducted using an error correction model with time-varying parameters....

Economic sanctions are among the most powerful instruments of international policy. However, this study, using the example of the so-called anti-Russian sanctions, shows that in the global economy, countries are rapidly using other alternatives, and sanctions in the case analyzed act as a...

When analyzing panel data using regression models, it is often reasonable to allow for time-varying covariate effects. We propose a novel approach to modelling timevarying coefficients in panel data regressions, which is based on penalized regression techniques. To illustrate the usefulness of...