Seems you're making a negative assumption cause you wish to discredit an opposing ideology.
Try imagining a way in which there is some truth to his statement. IE. some people will go hungry due to British austerity. Perhaps figuratively, perhaps literally.
And what led them into the situation they are now facing, where austerity is needed, to bring them back to a fiscally sound state?
What would YOU propose they do to get their situation in order?