Some analysts say healthcare costs hinder U.S. industry competitiveness in the global marketplace, but it’s unclear whether proposed health reforms will offer any cost relief.

Though shifts in demand and reduced production by some major producers have influenced oil prices, investor behavior is also increasing market volatility.

U.S. Internet companies have long been accused of helping Beijing censor content. But aided by a U.S. government push for Internet freedom, some private-sector-led groups are working toward ensuring …