The effect of a new power cable on energy prices volatility spillovers
In this paper, we estimate volatility spillovers before and after the introduction of a new cable linking different electricity market zones. Using wholesale electricity prices for Sardinia and two neighbouring Italian market zones for the period 2005-2015, we focus on the effects of the SAPEI cable, fully operational since March 2011. VAR-GARCH estimates indicate that the SAPEI cable allowed for stronger volatility transmission towards Sardinia, a smaller zone and a net importer from its new...[Show more]
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