Amazon will become the No. 3 digital ad seller in the US this year, according to our estimates, with $4.61 billion in ad revenues, or 4.1% of the digital advertising market.

When the first wave of social commerce arrived—mostly reproducing ecommerce catalogs on Facebook—critics predicted it would fail because users didn't want to shop where they socialized. More than half a decade later, most social media users still don't turn to social platforms to make direct buys. Now it's all about influence, social ads and a multi-channel path to purchase.

In today's episode of "Behind the Numbers," we're talking about the "Big Three"—the largest digital ad platforms. We dig into their revenue streams and discuss how their businesses are changing, and why.

As mobile devices become dominant tools for media consumption and advertiser strategy, brands in Canada are assessing which mobile apps deliver the best paid opportunities.

In 2018, Asia-Pacific will be Facebook’s fastest-growing region for users. Uptake in India will drive growth, with its audience increasing 17.3% to 216.1 million.

A new survey suggests that Facebook users are aggressively deleting the app from their phones—but are they really? In the latest episode of eMarketer’s “Behind the Numbers,” we dig into the data about social network users and their attitudes about privacy. How is Facebook’s usage holding up amidst continuing scrutiny of its business?

Jed Schneiderman, co-founder and president of Tapped Mobile, talks about the big issues marketers need to focus on today, and the trends that might not be worth their time.

Every week on eMarketer’s “Behind the Numbers” podcast, we take a few minutes to discuss some of the most intriguing headlines over the past seven days. This week, we’re talking about Twitter and Facebook’s day on Capitol Hill, plus the brouhaha over Nike’s new ad, an Instagram bid to get users buying, and more.

Web browsers, Facebook and the GDPR have each done their part to make third-party data less appealing.

In the latest episode of "Behind the Numbers," eMarketer's Paul Verna and Patricia Orsini discuss whether a new Facebook-first news network called Progress News Network (PNN) can find an audience on the social platform.

The number of Facebook users in the US will inch up 0.9% this year to 169.5 million. While growth has plateaued, Facebook is still the most used social network among all age groups, except for teens.

Snapchat will overtake Facebook among 18- to 24-year-olds this year, according to eMarketer’s latest forecast on social network usage.

In the latest episode of our "Behind the Numbers" podcast, eMarketer's Debra Aho Williamson and Chris Bendtsen discuss how top social networks like Facebook, Snapchat and Instagram rank among different age groups.

We let the eMarketer interns take over the studio for a day so they could explain their digital behaviors to the world. Are these younger folks using Facebook the way they used to? What do they use each of the social media platforms for? What do they think about digital advertising? How do their spending habits vary?

Quorum mined statements from members of Congress over the past decade and found that they talk more about technology than any other sector of the economy.

Recent controversies over data security may be amping up consumer concerns about privacy. A new survey asked how much consumers valued their data. The answer was simple: a lot.

Billy Boulia, vice president and group director of social strategy at Digitas, talks about about the value of social in-stream advertising and the challenges ahead.

Long-form video is spreading across social media. Some marketers are placing pre-roll and mid-roll ads in social shows, but the audiences are small and the measurement capabilities are limited.

The amount of time individuals spend with social networks continues to increase, especially with the proliferation of newer platforms like Instagram and Snapchat. US adults averaged approximately 51 minutes of daily time with social networks in 2017. eMarketer has curated this Roundup of articles, insights and interviews to help you reach social media users effectively.