"For various circumstances, you might have three children, but just because you have three means you are poorer as a family - it is absolutely shaming.
"In some communities in West Yorkshire, 50% of children are living in poverty. How on Earth are they going to take up the opportunities as we grow the economy if their start in life is so difficult?"
In last week's Budget, the chancellor scrapped a rule that means parents can only claim Universal Credit or tax credits for their first two children.