http://www.elpuntavui.cat/economia/article/2310402-yellen-critica-les-accions-punitives-de-pequin-contra-empreses-nord-americanes-i-demana-reformes-del-mercat.html?ItemId=2787&tmpl=print&utm_source=telegram&utm_medium=botons&utm_campaign=com_epanoticies