Mark Zuckerberg defended Facebook's acquisitions of Instagram and WhatsApp in prepared remarks published Tuesday ahead of his testimony before the House Antitrust Subcommittee on Wednesday.
Google's most common critics ask questions about whether it favors its own products or suppresses competitors through its dominance in search and digital advertising.
Cook is one of four technology CEOs who will appear in Wednesday's hearing. He will be joined by Alphabet CEO Sundar Pichai, Amazon CEO Jeff Bezos, and Facebook CEO Mark Zuckerberg.
With four of the five most valuable tech companies reporting earnings on Thursday, investors may be most focused on comments from Apple to understand the macro picture.
Tencent shares have rallied around 43% year-to-date, compared to just over 12% for Facebook. That has added around 1.53 trillion Hong Kong dollars ($197.74 billion) to Tencent's value.
The hearing before the House Antitrust Subcommittee will give lawmakers a rare opportunity to grill the Amazon CEO directly about Amazon's market power and business practices, along with other hot-button issues, like its treatment of warehouse workers during the pandemic.
A video of a dozen doctors promoting hydroxychloroquine as a Covid-19 treatment is the latest video to go viral from apparent experts, quietly backed by dark money political organizations, evangelizing treatments for or opinions about the coronavirus that most doctors, public health officials and epidemiologists have roundly decried as dangerous misinformation.
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