China’s leaders kept the growth target for their giant economy unchanged but signaled that they are more concerned than ever about reaching it, giving themselves the option of letting credit flow freely to keep from falling short. The suggestion of more lending to buoy growth—despite repeated recent efforts to rein in debt—is the latest sign of government unease that a slipping economy could trigger higher unemployment and corporate failures, aggravating already high social tensions. For years, China kept a growth target of about 7.5% but actually grew far faster; in the last two years the economy has barely cleared that figure, and many economists have said it would have a tougher time meeting the goal this year as its economy matures and global demand for its exports comes under pressure. That is a troubling trend for the rest of the world, which has increasingly depended on China to fuel […]