From an article The New York Times titled “Big Tech’s Domination of Business Reaches New Heights”:

The tech companies’ dominance of the stock market is propelled by their unprecedented reach into our lives, shaping how we work, communicate, shop and relax. That has only deepened during the pandemic, and as people shop more frequently on Amazon, click on a Google or Facebook ad or pay up for an iPhone, the companies receive a greater share of spending in the economy and earn ever larger profits. This is why investors have flocked to those stocks this year at the expense of the scores of companies struggling in the health crisis, and are betting that their position will be unassailable for years.

The Markup reports on some internal documents of Google they have obtained that help train employees to not use certain words which could trigger regulators:

As Google faces at least four major antitrust investigations on two continents, internal documents obtained by The Markup show its parent company, Alphabet, has been preparing for this moment for years, telling employees across the massive enterprise that certain language is off limits in all written communications, no matter how casual. (…) The taboo words include “market,” “barriers to entry,” and “network effects,” which is when products such as social networks become more valuable as more people use them.