Musk, uno de los principales asesores del presidente Trump, no ha esbozado un plan para revertir la caída de ventas de la empresa de automóviles eléctricos de la que es director ejecutivo.
Mr. Musk, one of President Trump’s main advisers, has not outlined a plan to reverse falling sales at the electric car company of which he is chief executive.
The company’s board pledged to investors that it would pay closer attention to how the company managed workers.
Their fast-evolving political friendship has become a potential minefield, as Mr. Musk’s sprawling businesses may present conflicts of interest if Mr. Trump is elected in November.
The international agency charged with regulating seabed mining elected a U.N. environmental regulator to replace a leader accused of too-close industry ties.
General Motors said the self-driving division’s cars will operate in Dallas, Houston and Phoenix after an accident last year. Human drivers will supervise the cars.
Akio Toyoda ran Toyota for 14 years before handing the reins to a new C.E.O. last year, but some have grown concerned about the control he still wields.
The president has proposed new barriers to electric vehicles, steel and other goods.
Robyn Denholm, who has led the electric car company’s board for more than five years, has been criticized for not serving as a check on Mr. Musk.
Gernot Döllner, who is considered close to Volkswagen’s chief executive, Oliver Blume, will take over at the luxury brand starting Sept. 1.