Japan will invest $550 billion in the U.S. and allow the U.S. to tax Japanese goods sold in America at 15 percent.

The centerpiece is Tokyo’s pledge to set up a $550 billion US investment fund and the lack of detail is raising questions about the viability of an agreement that’s been floated as a potential templa...

Meanwhile, earnings estimates for the S&P 500 compiled by research group FactSet are 3% lower since then, the Journal said.