U.S. Treasury Secretary Jack Lew said on Friday that Japan had "growth issues" but its attempts to stimulate its economy need to stay within the bounds of international foreign exchange agreements. "Japan has growth issues for a long period of time that we have encouraged Japan to address. So as long as they stay within those bounds of those international agreements I think growth is an important priority," Lew told the CNBC news channel in London. "I'm just going to refer back to the ground rules and the fact that we've made clear that we'll keep an eye on that," he added. The yen hit a four-year low against the ... (full story)