Suha Arafat, the widow of the late Palestinian leader said: "When they came with the results, I’m mourning Yasser again. It’s like you just told me he died. I will not stop. Me and my daughter will go to all courts in all over the world to punish who did this crime."
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The poll comes ahead of a debate in the House of Commons on Friday on a new Bill which would introduce such a system in England.
Jobs with decent pay and flexibility are "few and far between" for single parents who are the main earner and carer, said the report.
Coal's share of the power mix had fallen to 7%, while wind climbed to new highs to provide 15% of the country's electricity.