The electoral system used to elect Ireland’s MEPs

As noted here a couple of weeks ago, it’s debateable whether Ireland complies with the requirement in EU law that MEPs are to be elected using a system of proportional representation (PR), be that a list system or PR-STV. At present 25 countries use some kind of list system, while Ireland and Malta employ PR-STV.…

One of Europe’s Most Volatile Elections

Guest post by Peter Mair (posted by David Farrell, Feb 28, 2011) This election goes down not only as the most volatile in Irish democratic history, but also as one of the most volatile elections in postwar Europe. Aggregate electoral volatility is conventionally measured with the simple Pedersen index, which adds the absolute values of…