Forbes said it was unable to assess the wealth of Saudi Arabia's richest men after a corruption probe resulted in some agreeing to hand over cash and other assets to the government.
Analysts say that uncertainty over the UK's departure from the European Union has delayed crucial investments in electric car technology while others race ahead.
The Constitution says Congress has the power to impose tariffs on imports. But in reality, the power rests with the presidency thanks to a series of laws passed over the last century.
Kobe Steel CEO Hiroya Kawasaki said Tuesday he will step down next month from the Japanese company that falsified data about the quality of products it sold to major manufacturers including Boeing and Toyota.
Round 7 of NAFTA talks concludes on a grim note. US negotiator Robert Lighthizer says the Trump administration is prepared to walk away from three-way talks.