eMarketer senior forecasting director Monica Peart shares our growth estimates for retail in South Korea and the factors that led to our revised forecast. Watch now.

This report features our latest forecasts for US voice assistant users, including those who use voice assistants on smartphones and smart speakers. It also provides an analysis of the trends shaping the market.

Consumer privacy concerns affect marketing practices and will continue to alter the digital advertising landscape. Here’s what digital marketers and their companies need to know.

eMarketer principal analyst Nicole Perrin and vice president of multimedia Paul Verna ponder the big questions facing US antitrust regulators as they consider how to deal with the outsized influence of tech giants Amazon, Apple, Google and Facebook.

As the US smartphone market decelerates, Apple and Best Buy have been experiencing slower sales growth, and we forecast that the number of smartphone users will grow just 3.0% in 2019.

Measuring influencer attribution is already an issue for marketers, and the recent privacy updates on browsers like Apple’s Safari and Google Chrome aren’t going to make things easier.

Subscription-based video is growing across a broad spectrum of services, from on-demand platforms like Netflix to aggregators that deliver live TV over the internet.

While digital video platforms like Netflix are investing heavily in producing their own original shows, many people prefer to watch licensed content when they stream video.

In the latest episode of "Behind the Numbers," eMarketer principal analyst Paul Verna and forecasting analyst Eric Haggstrom discuss Netflix's latest earnings. What was the the most notable announcement? How has the price increase affected subscriber growth? Will new streaming services from Disney and Apple pose real threats?

Monthly purchases made via smart speakers rose by 5.4% year over year in the US, per January 2019 data from voice tech companies Voicebot and Voicify. However, those who shopped using voice accounted for less than one-fifth of smart speaker users.

The push for more effective ad targeting remains one of marketers’ chief occupations. More than half of client-side marketers surveyed by Econsultancy and Adobe said leveraging data for more effective segmentation and targeting is among their top three organizational priorities this year.

Apple Music will gain an additional 5 million monthly active users (MAUs) in the US this year, reaching a total of 33.4 million. We expect the streaming service will continue to grow and take an 18.3% share of US digital audio MAUs by 2021.

In the latest episode of "Behind the Numbers," eMarketer principal analyst Paul Verna discusses how Apple's new ad-free subscription video service will fare in an increasingly crowded and competitive space.

Apple is expanding its digital media presence at a time when iPhone sales have slowed. Earlier this week, Apple unveiled several new media products, including a subscription news app, gaming platform and video streaming service.

US digital video ad spending is on track to exceed our previous forecasts, while TV also got a bump thanks to increased political spending in H2 2018.

While iPhone sales have been lackluster in some overseas markets, Apple’s smartphone continues to gain users in the US. According to our latest forecast, the iPhone’s user base ticked up 5.0% in 2018 and will grow another 3.2% this year.

Walmart, which overtook Apple last year to become the third-largest US etailer, is widening the gap with Apple. Walmart’s ecommerce sales will grow nearly 33% this year to $27.81 billion.

On the latest episode of "Behind the Numbers," we look at the latest smartphone models and anticipate when 5G will finally arrive.

Every week on eMarketer’s “Behind the Numbers” podcast, we take a few minutes to discuss some of the most intriguing headlines of the past seven days. This week, we're Apple's FaceTime security glitch, signals of a possible smartphone slowdown, and the latest developments at Facebook.