    "Sentence 1: What’ characteristic in. recent  years-has been strongly tied with ‘health in  developed countries?           Sentence .2: Creating an-index of "Héalth and  Social. Problems": from ning. factors, authors  Richard Wilkinson and “Kate. Pickett: found  health, and Social, problems "more ‘corimon:in’  countries: with’ bigger. income: inequalities",  and more common among states’ in: the US  with larger income inequalities,