In this paper we investigate the time-varying relationship between oil and natural gas in the UK. We develop a model where relative prices can move between pricing-regimes; markets switch between being decoupled and integrated. Our model endogenously accounts for periods where oil and natural...

This study develops a comparative analysis of the trends of main indicators of Coronavirus disease 2019 in 2020 and 2021in Italy. The findings suggest that the temporal dynamics of COVID-19 is affected by seasonality generating a reduction of effects in summer season similar to influenza....