David Cameron tells Andrew Marr he has negotiated a deal worth staying in the EU for, so "why take a leap into the dark and leave".
People like Nigel Farage said Britain would never be able to negotiate out of "ever closer union" but he has secured it, he says. He also says the deal means "no more something for nothing", with the agreement to restrict child benefit for EU migrants - another thing he says others argued would never be possible.
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