• Says Internet retailer benefits from ‘uneven playing field’
  • Comments to reporters follow critism in Twitter postings

President Donald Trump said he will take a “very serious look” at Amazon.com Inc. and what he said is an “uneven playing field” the retailer enjoys against competitors.

“I’m going to study it and take a look,” Trump told reporters aboard Air Force One on Thursday. “We’re going to take a very serious look at that.”

Trump aides said earlier in the week that the White House wasn’t preparing punitive measures toward Amazon, but it wasn’t immediately clear whether the president’s comments indicated a potential shift.

Amazon was little changed in extended trading, dropping 0.1 percent to $1,451.75 at 5:43 p.m. in New York. While Trump’s broadsides against the company battered the stock last week and into Monday, investors have shrugged off his latest assaults and sent the shares up each of the past three days.

Trump has fired off a barrage of criticism against Amazon and chief executive officer Jeff Bezos in Twitter postings since last week, sinking the Seattle-based Internet retailer’s market value by as much as $55 billion at one point. Trump has argued the company receives favorable treatment on taxes and postal rates.

“You look at the sales tax situation which is going to be taken up I guess very soon, there’s going to be a decision from the Supreme Court,” Trump told reporters on Thursday. “So we’ll see what happens. The post…