His departure would leave Treasury Secretary Timothy Geithner as the only member of President Barack Obama’s original top-tier economic team. Summers, 55, and the president have discussed his future plans, according to one person.

Administration officials are weighing whether to put a prominent corporate executive in the NEC director’s job to counter criticism that the administration is anti-business, one person familiar with White House discussions said. White House aides are also eager to name a woman to serve in a high-level position, two people said. They also are concerned about finding someone with Summers’ experience and stature, one person said.